Home / 13,841,901.90-20,764,408.05-4,257,204.30

Finding the Fourth Proportional to 13,841,901.90, 20,764,408.05 and 4,257,204.30

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Solution

The fourth proportional to 13,841,901.90, 20,764,408.05 and 4,257,204.30 is: 6,386,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,901.90 : 20,764,408.05 = 4,257,204.30 : x
  2. Step 2: Convert to fraction form
    13,841,901.90/20,764,408.05 = 4,257,204.30/x
  3. Step 3: Cross multiply
    13,841,901.90x = 20,764,408.05 × 4,257,204.30
  4. Step 4: Simplify right side
    13,841,901.90x = 88,398,327,237,414.61
  5. Step 5: Solve for x
    x = 88,398,327,237,414.61/13,841,901.90
  6. Step 6: Final answer
    x = 6,386,284.77

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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.