Home / 55,690,549.68-76,851,799.92-30,909,282.24

Finding the Fourth Proportional to 55,690,549.68, 76,851,799.92 and 30,909,282.24

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Solution

The fourth proportional to 55,690,549.68, 76,851,799.92 and 30,909,282.24 is: 42,654,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690,549.68 : 76,851,799.92 = 30,909,282.24 : x
  2. Step 2: Convert to fraction form
    55,690,549.68/76,851,799.92 = 30,909,282.24/x
  3. Step 3: Cross multiply
    55,690,549.68x = 76,851,799.92 × 30,909,282.24
  4. Step 4: Simplify right side
    55,690,549.68x = 2,375,433,974,379,289.50
  5. Step 5: Solve for x
    x = 2,375,433,974,379,289.50/55,690,549.68
  6. Step 6: Final answer
    x = 42,654,166.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.