Home / 16,138,672.40-24,236,002.20-8,580,400.40

Finding the Fourth Proportional to 16,138,672.40, 24,236,002.20 and 8,580,400.40

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Solution

The fourth proportional to 16,138,672.40, 24,236,002.20 and 8,580,400.40 is: 12,885,483.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138,672.40 : 24,236,002.20 = 8,580,400.40 : x
  2. Step 2: Convert to fraction form
    16,138,672.40/24,236,002.20 = 8,580,400.40/x
  3. Step 3: Cross multiply
    16,138,672.40x = 24,236,002.20 × 8,580,400.40
  4. Step 4: Simplify right side
    16,138,672.40x = 207,954,602,971,280.88
  5. Step 5: Solve for x
    x = 207,954,602,971,280.88/16,138,672.40
  6. Step 6: Final answer
    x = 12,885,483.87

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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.