Home / 56,766,412.80-85,149,619.20-16,378,214.40

Finding the Fourth Proportional to 56,766,412.80, 85,149,619.20 and 16,378,214.40

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Solution

The fourth proportional to 56,766,412.80, 85,149,619.20 and 16,378,214.40 is: 24,567,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766,412.80 : 85,149,619.20 = 16,378,214.40 : x
  2. Step 2: Convert to fraction form
    56,766,412.80/85,149,619.20 = 16,378,214.40/x
  3. Step 3: Cross multiply
    56,766,412.80x = 85,149,619.20 × 16,378,214.40
  4. Step 4: Simplify right side
    56,766,412.80x = 1,394,598,719,335,956.50
  5. Step 5: Solve for x
    x = 1,394,598,719,335,956.50/56,766,412.80
  6. Step 6: Final answer
    x = 24,567,321.60

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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.