Home / 49,524,613.60-74,304,635.10-20,779,560.40

Finding the Fourth Proportional to 49,524,613.60, 74,304,635.10 and 20,779,560.40

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Solution

The fourth proportional to 49,524,613.60, 74,304,635.10 and 20,779,560.40 is: 31,176,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,524,613.60 : 74,304,635.10 = 20,779,560.40 : x
  2. Step 2: Convert to fraction form
    49,524,613.60/74,304,635.10 = 20,779,560.40/x
  3. Step 3: Cross multiply
    49,524,613.60x = 74,304,635.10 × 20,779,560.40
  4. Step 4: Simplify right side
    49,524,613.60x = 1,544,017,653,060,409.75
  5. Step 5: Solve for x
    x = 1,544,017,653,060,409.75/49,524,613.60
  6. Step 6: Final answer
    x = 31,176,773.34

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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.