Home / 15,687,312.20-23,530,968.30-4,327,742.60

Finding the Fourth Proportional to 15,687,312.20, 23,530,968.30 and 4,327,742.60

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Solution

The fourth proportional to 15,687,312.20, 23,530,968.30 and 4,327,742.60 is: 6,491,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687,312.20 : 23,530,968.30 = 4,327,742.60 : x
  2. Step 2: Convert to fraction form
    15,687,312.20/23,530,968.30 = 4,327,742.60/x
  3. Step 3: Cross multiply
    15,687,312.20x = 23,530,968.30 × 4,327,742.60
  4. Step 4: Simplify right side
    15,687,312.20x = 101,835,973,931,159.58
  5. Step 5: Solve for x
    x = 101,835,973,931,159.58/15,687,312.20
  6. Step 6: Final answer
    x = 6,491,613.90

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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.