Home / 42,708,333.70-58,936,772.23-23,129,063.11

Finding the Fourth Proportional to 42,708,333.70, 58,936,772.23 and 23,129,063.11

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Solution

The fourth proportional to 42,708,333.70, 58,936,772.23 and 23,129,063.11 is: 31,917,712.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,708,333.70 : 58,936,772.23 = 23,129,063.11 : x
  2. Step 2: Convert to fraction form
    42,708,333.70/58,936,772.23 = 23,129,063.11/x
  3. Step 3: Cross multiply
    42,708,333.70x = 58,936,772.23 × 23,129,063.11
  4. Step 4: Simplify right side
    42,708,333.70x = 1,363,152,324,407,365.25
  5. Step 5: Solve for x
    x = 1,363,152,324,407,365.25/42,708,333.70
  6. Step 6: Final answer
    x = 31,917,712.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.