Home / 7,148,032.70-10,722,049.05-4,114,226.30

Finding the Fourth Proportional to 7,148,032.70, 10,722,049.05 and 4,114,226.30

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Solution

The fourth proportional to 7,148,032.70, 10,722,049.05 and 4,114,226.30 is: 6,171,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,032.70 : 10,722,049.05 = 4,114,226.30 : x
  2. Step 2: Convert to fraction form
    7,148,032.70/10,722,049.05 = 4,114,226.30/x
  3. Step 3: Cross multiply
    7,148,032.70x = 10,722,049.05 × 4,114,226.30
  4. Step 4: Simplify right side
    7,148,032.70x = 44,112,936,191,400.02
  5. Step 5: Solve for x
    x = 44,112,936,191,400.02/7,148,032.70
  6. Step 6: Final answer
    x = 6,171,339.45

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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.