Home / 8,784,726.78-12,123,046.74-5,061,500.06

Finding the Fourth Proportional to 8,784,726.78, 12,123,046.74 and 5,061,500.06

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Solution

The fourth proportional to 8,784,726.78, 12,123,046.74 and 5,061,500.06 is: 6,984,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,726.78 : 12,123,046.74 = 5,061,500.06 : x
  2. Step 2: Convert to fraction form
    8,784,726.78/12,123,046.74 = 5,061,500.06/x
  3. Step 3: Cross multiply
    8,784,726.78x = 12,123,046.74 × 5,061,500.06
  4. Step 4: Simplify right side
    8,784,726.78x = 61,360,801,801,892.80
  5. Step 5: Solve for x
    x = 61,360,801,801,892.80/8,784,726.78
  6. Step 6: Final answer
    x = 6,984,941.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.