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Finding the Third Proportional to 40,904,454.94 and 61,780,865.06

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Solution

The third proportional to 40,904,454.94 and 61,780,865.06 is: 93,311,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904,454.94 : 61,780,865.06 = 61,780,865.06 : x
  2. Step 2: Convert to fraction form
    40,904,454.94/61,780,865.06 = 61,780,865.06/x
  3. Step 3: Cross multiply
    40,904,454.94x = 61,780,865.06 × 61,780,865.06
  4. Step 4: Simplify right side
    40,904,454.94x = 3,816,875,287,870,833
  5. Step 5: Solve for x
    x = 3,816,875,287,870,833/40,904,454.94
  6. Step 6: Final answer
    x = 93,311,970.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.