Home / 14,751,367.40-22,140,173.10-8,678,505.80

Finding the Fourth Proportional to 14,751,367.40, 22,140,173.10 and 8,678,505.80

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Solution

The fourth proportional to 14,751,367.40, 22,140,173.10 and 8,678,505.80 is: 13,025,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751,367.40 : 22,140,173.10 = 8,678,505.80 : x
  2. Step 2: Convert to fraction form
    14,751,367.40/22,140,173.10 = 8,678,505.80/x
  3. Step 3: Cross multiply
    14,751,367.40x = 22,140,173.10 × 8,678,505.80
  4. Step 4: Simplify right side
    14,751,367.40x = 192,143,620,661,354
  5. Step 5: Solve for x
    x = 192,143,620,661,354/14,751,367.40
  6. Step 6: Final answer
    x = 13,025,478.62

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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.