Home / 16,721,242.22-25,080,645.51-7,502,069.45

Finding the Fourth Proportional to 16,721,242.22, 25,080,645.51 and 7,502,069.45

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Solution

The fourth proportional to 16,721,242.22, 25,080,645.51 and 7,502,069.45 is: 11,252,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,242.22 : 25,080,645.51 = 7,502,069.45 : x
  2. Step 2: Convert to fraction form
    16,721,242.22/25,080,645.51 = 7,502,069.45/x
  3. Step 3: Cross multiply
    16,721,242.22x = 25,080,645.51 × 7,502,069.45
  4. Step 4: Simplify right side
    16,721,242.22x = 188,156,744,466,850.69
  5. Step 5: Solve for x
    x = 188,156,744,466,850.69/16,721,242.22
  6. Step 6: Final answer
    x = 11,252,557.79

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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.