Home / 59,105,719.60-88,658,579.40-20,771,108.80

Finding the Fourth Proportional to 59,105,719.60, 88,658,579.40 and 20,771,108.80

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Solution

The fourth proportional to 59,105,719.60, 88,658,579.40 and 20,771,108.80 is: 31,156,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,105,719.60 : 88,658,579.40 = 20,771,108.80 : x
  2. Step 2: Convert to fraction form
    59,105,719.60/88,658,579.40 = 20,771,108.80/x
  3. Step 3: Cross multiply
    59,105,719.60x = 88,658,579.40 × 20,771,108.80
  4. Step 4: Simplify right side
    59,105,719.60x = 1,841,536,998,770,839
  5. Step 5: Solve for x
    x = 1,841,536,998,770,839/59,105,719.60
  6. Step 6: Final answer
    x = 31,156,663.20

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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.