Home / 10,899,165.60-16,348,748.40-8,348,248.80

Finding the Fourth Proportional to 10,899,165.60, 16,348,748.40 and 8,348,248.80

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Solution

The fourth proportional to 10,899,165.60, 16,348,748.40 and 8,348,248.80 is: 12,522,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,165.60 : 16,348,748.40 = 8,348,248.80 : x
  2. Step 2: Convert to fraction form
    10,899,165.60/16,348,748.40 = 8,348,248.80/x
  3. Step 3: Cross multiply
    10,899,165.60x = 16,348,748.40 × 8,348,248.80
  4. Step 4: Simplify right side
    10,899,165.60x = 136,483,419,211,801.92
  5. Step 5: Solve for x
    x = 136,483,419,211,801.92/10,899,165.60
  6. Step 6: Final answer
    x = 12,522,373.20

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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.