Home / 14,691,819.60-22,037,729.40-12,340,357.20

Finding the Fourth Proportional to 14,691,819.60, 22,037,729.40 and 12,340,357.20

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Solution

The fourth proportional to 14,691,819.60, 22,037,729.40 and 12,340,357.20 is: 18,510,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691,819.60 : 22,037,729.40 = 12,340,357.20 : x
  2. Step 2: Convert to fraction form
    14,691,819.60/22,037,729.40 = 12,340,357.20/x
  3. Step 3: Cross multiply
    14,691,819.60x = 22,037,729.40 × 12,340,357.20
  4. Step 4: Simplify right side
    14,691,819.60x = 271,953,452,672,941.66
  5. Step 5: Solve for x
    x = 271,953,452,672,941.66/14,691,819.60
  6. Step 6: Final answer
    x = 18,510,535.80

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1.5x scale

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.