Home / 63,745,793.55-95,618,690.33-20,619,356.40

Finding the Fourth Proportional to 63,745,793.55, 95,618,690.33 and 20,619,356.40

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Solution

The fourth proportional to 63,745,793.55, 95,618,690.33 and 20,619,356.40 is: 30,929,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,745,793.55 : 95,618,690.33 = 20,619,356.40 : x
  2. Step 2: Convert to fraction form
    63,745,793.55/95,618,690.33 = 20,619,356.40/x
  3. Step 3: Cross multiply
    63,745,793.55x = 95,618,690.33 × 20,619,356.40
  4. Step 4: Simplify right side
    63,745,793.55x = 1,971,595,854,312,406.75
  5. Step 5: Solve for x
    x = 1,971,595,854,312,406.75/63,745,793.55
  6. Step 6: Final answer
    x = 30,929,034.60

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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.