Home / 14,762,280.70-22,143,421.05-12,069,646.30

Finding the Fourth Proportional to 14,762,280.70, 22,143,421.05 and 12,069,646.30

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Solution

The fourth proportional to 14,762,280.70, 22,143,421.05 and 12,069,646.30 is: 18,104,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,280.70 : 22,143,421.05 = 12,069,646.30 : x
  2. Step 2: Convert to fraction form
    14,762,280.70/22,143,421.05 = 12,069,646.30/x
  3. Step 3: Cross multiply
    14,762,280.70x = 22,143,421.05 × 12,069,646.30
  4. Step 4: Simplify right side
    14,762,280.70x = 267,263,259,945,474.62
  5. Step 5: Solve for x
    x = 267,263,259,945,474.62/14,762,280.70
  6. Step 6: Final answer
    x = 18,104,469.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.