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Finding the Fourth Proportional to 79,937,495.48, 119,724,639.88 and 62,557,381.88

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Solution

The fourth proportional to 79,937,495.48, 119,724,639.88 and 62,557,381.88 is: 93,693,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,937,495.48 : 119,724,639.88 = 62,557,381.88 : x
  2. Step 2: Convert to fraction form
    79,937,495.48/119,724,639.88 = 62,557,381.88/x
  3. Step 3: Cross multiply
    79,937,495.48x = 119,724,639.88 × 62,557,381.88
  4. Step 4: Simplify right side
    79,937,495.48x = 7,489,660,017,418,637
  5. Step 5: Solve for x
    x = 7,489,660,017,418,637/79,937,495.48
  6. Step 6: Final answer
    x = 93,693,953.91

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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.