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Finding the Fourth Proportional to 8,522,750.95, 12,784,398.87 and 3,335,155.02

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Solution

The fourth proportional to 8,522,750.95, 12,784,398.87 and 3,335,155.02 is: 5,002,839.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522,750.95 : 12,784,398.87 = 3,335,155.02 : x
  2. Step 2: Convert to fraction form
    8,522,750.95/12,784,398.87 = 3,335,155.02/x
  3. Step 3: Cross multiply
    8,522,750.95x = 12,784,398.87 × 3,335,155.02
  4. Step 4: Simplify right side
    8,522,750.95x = 42,637,952,062,709.41
  5. Step 5: Solve for x
    x = 42,637,952,062,709.41/8,522,750.95
  6. Step 6: Final answer
    x = 5,002,839.14

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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.