Home / 19,778,767.20-29,644,531.20-8,264,212.20

Finding the Fourth Proportional to 19,778,767.20, 29,644,531.20 and 8,264,212.20

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Solution

The fourth proportional to 19,778,767.20, 29,644,531.20 and 8,264,212.20 is: 12,386,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,778,767.20 : 29,644,531.20 = 8,264,212.20 : x
  2. Step 2: Convert to fraction form
    19,778,767.20/29,644,531.20 = 8,264,212.20/x
  3. Step 3: Cross multiply
    19,778,767.20x = 29,644,531.20 × 8,264,212.20
  4. Step 4: Simplify right side
    19,778,767.20x = 244,988,696,406,320.62
  5. Step 5: Solve for x
    x = 244,988,696,406,320.62/19,778,767.20
  6. Step 6: Final answer
    x = 12,386,449.26

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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.