Home / 21,880,781.73-32,822,572.28-8,417,609.73

Finding the Fourth Proportional to 21,880,781.73, 32,822,572.28 and 8,417,609.73

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Solution

The fourth proportional to 21,880,781.73, 32,822,572.28 and 8,417,609.73 is: 12,626,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880,781.73 : 32,822,572.28 = 8,417,609.73 : x
  2. Step 2: Convert to fraction form
    21,880,781.73/32,822,572.28 = 8,417,609.73/x
  3. Step 3: Cross multiply
    21,880,781.73x = 32,822,572.28 × 8,417,609.73
  4. Step 4: Simplify right side
    21,880,781.73x = 276,287,603,745,668.25
  5. Step 5: Solve for x
    x = 276,287,603,745,668.25/21,880,781.73
  6. Step 6: Final answer
    x = 12,626,953.06

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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.