Home / 14,587,663.20-21,882,428.40-5,612,215.20

Finding the Fourth Proportional to 14,587,663.20, 21,882,428.40 and 5,612,215.20

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Solution

The fourth proportional to 14,587,663.20, 21,882,428.40 and 5,612,215.20 is: 8,418,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,663.20 : 21,882,428.40 = 5,612,215.20 : x
  2. Step 2: Convert to fraction form
    14,587,663.20/21,882,428.40 = 5,612,215.20/x
  3. Step 3: Cross multiply
    14,587,663.20x = 21,882,428.40 × 5,612,215.20
  4. Step 4: Simplify right side
    14,587,663.20x = 122,808,897,279,391.67
  5. Step 5: Solve for x
    x = 122,808,897,279,391.67/14,587,663.20
  6. Step 6: Final answer
    x = 8,418,681.98

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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.