Home / 13,702,447.40-20,553,671.10-8,029,077.80

Finding the Fourth Proportional to 13,702,447.40, 20,553,671.10 and 8,029,077.80

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Solution

The fourth proportional to 13,702,447.40, 20,553,671.10 and 8,029,077.80 is: 12,043,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,447.40 : 20,553,671.10 = 8,029,077.80 : x
  2. Step 2: Convert to fraction form
    13,702,447.40/20,553,671.10 = 8,029,077.80/x
  3. Step 3: Cross multiply
    13,702,447.40x = 20,553,671.10 × 8,029,077.80
  4. Step 4: Simplify right side
    13,702,447.40x = 165,027,024,337,511.59
  5. Step 5: Solve for x
    x = 165,027,024,337,511.59/13,702,447.40
  6. Step 6: Final answer
    x = 12,043,616.70

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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.