Home / 42,207,863.66-62,956,927.44-38,333,068.28

Finding the Fourth Proportional to 42,207,863.66, 62,956,927.44 and 38,333,068.28

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Solution

The fourth proportional to 42,207,863.66, 62,956,927.44 and 38,333,068.28 is: 57,177,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207,863.66 : 62,956,927.44 = 38,333,068.28 : x
  2. Step 2: Convert to fraction form
    42,207,863.66/62,956,927.44 = 38,333,068.28/x
  3. Step 3: Cross multiply
    42,207,863.66x = 62,956,927.44 × 38,333,068.28
  4. Step 4: Simplify right side
    42,207,863.66x = 2,413,332,198,256,525.50
  5. Step 5: Solve for x
    x = 2,413,332,198,256,525.50/42,207,863.66
  6. Step 6: Final answer
    x = 57,177,312.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.