Home / 40,519,987.76-60,781,663.20-11,766,123.18

Finding the Fourth Proportional to 40,519,987.76, 60,781,663.20 and 11,766,123.18

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Solution

The fourth proportional to 40,519,987.76, 60,781,663.20 and 11,766,123.18 is: 17,649,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,519,987.76 : 60,781,663.20 = 11,766,123.18 : x
  2. Step 2: Convert to fraction form
    40,519,987.76/60,781,663.20 = 11,766,123.18/x
  3. Step 3: Cross multiply
    40,519,987.76x = 60,781,663.20 × 11,766,123.18
  4. Step 4: Simplify right side
    40,519,987.76x = 715,164,536,340,595.88
  5. Step 5: Solve for x
    x = 715,164,536,340,595.88/40,519,987.76
  6. Step 6: Final answer
    x = 17,649,673.06

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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.