Home / 20,732,486.02-31,098,742.84-8,598,691.52

Finding the Fourth Proportional to 20,732,486.02, 31,098,742.84 and 8,598,691.52

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Solution

The fourth proportional to 20,732,486.02, 31,098,742.84 and 8,598,691.52 is: 12,898,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,486.02 : 31,098,742.84 = 8,598,691.52 : x
  2. Step 2: Convert to fraction form
    20,732,486.02/31,098,742.84 = 8,598,691.52/x
  3. Step 3: Cross multiply
    20,732,486.02x = 31,098,742.84 × 8,598,691.52
  4. Step 4: Simplify right side
    20,732,486.02x = 267,408,496,340,968.69
  5. Step 5: Solve for x
    x = 267,408,496,340,968.69/20,732,486.02
  6. Step 6: Final answer
    x = 12,898,043.01

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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.