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Finding the Fourth Proportional to 29,071,787.80, 43,607,681.70 and 29,071,787.80

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Solution

The fourth proportional to 29,071,787.80, 43,607,681.70 and 29,071,787.80 is: 43,607,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,787.80 : 43,607,681.70 = 29,071,787.80 : x
  2. Step 2: Convert to fraction form
    29,071,787.80/43,607,681.70 = 29,071,787.80/x
  3. Step 3: Cross multiply
    29,071,787.80x = 43,607,681.70 × 29,071,787.80
  4. Step 4: Simplify right side
    29,071,787.80x = 1,267,753,268,832,343.50
  5. Step 5: Solve for x
    x = 1,267,753,268,832,343.50/29,071,787.80
  6. Step 6: Final answer
    x = 43,607,681.70

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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.