Home / 16,053,260.35-22,117,139.47-15,287,985.31

Finding the Fourth Proportional to 16,053,260.35, 22,117,139.47 and 15,287,985.31

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Solution

The fourth proportional to 16,053,260.35, 22,117,139.47 and 15,287,985.31 is: 21,062,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053,260.35 : 22,117,139.47 = 15,287,985.31 : x
  2. Step 2: Convert to fraction form
    16,053,260.35/22,117,139.47 = 15,287,985.31/x
  3. Step 3: Cross multiply
    16,053,260.35x = 22,117,139.47 × 15,287,985.31
  4. Step 4: Simplify right side
    16,053,260.35x = 338,126,503,321,867.94
  5. Step 5: Solve for x
    x = 338,126,503,321,867.94/16,053,260.35
  6. Step 6: Final answer
    x = 21,062,793.22

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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.