Home / 56,126,287.20-84,164,547.60-25,843,432.80

Finding the Fourth Proportional to 56,126,287.20, 84,164,547.60 and 25,843,432.80

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Solution

The fourth proportional to 56,126,287.20, 84,164,547.60 and 25,843,432.80 is: 38,753,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,126,287.20 : 84,164,547.60 = 25,843,432.80 : x
  2. Step 2: Convert to fraction form
    56,126,287.20/84,164,547.60 = 25,843,432.80/x
  3. Step 3: Cross multiply
    56,126,287.20x = 84,164,547.60 × 25,843,432.80
  4. Step 4: Simplify right side
    56,126,287.20x = 2,175,100,830,043,001.25
  5. Step 5: Solve for x
    x = 2,175,100,830,043,001.25/56,126,287.20
  6. Step 6: Final answer
    x = 38,753,691.69

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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.