Home / 42,407,043.75-63,620,788.50-14,736,940.61

Finding the Fourth Proportional to 42,407,043.75, 63,620,788.50 and 14,736,940.61

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Solution

The fourth proportional to 42,407,043.75, 63,620,788.50 and 14,736,940.61 is: 22,108,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,407,043.75 : 63,620,788.50 = 14,736,940.61 : x
  2. Step 2: Convert to fraction form
    42,407,043.75/63,620,788.50 = 14,736,940.61/x
  3. Step 3: Cross multiply
    42,407,043.75x = 63,620,788.50 × 14,736,940.61
  4. Step 4: Simplify right side
    42,407,043.75x = 937,575,781,367,767.12
  5. Step 5: Solve for x
    x = 937,575,781,367,767.12/42,407,043.75
  6. Step 6: Final answer
    x = 22,108,963.48

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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.