Home / 8,443,711.20-12,661,575.12-3,051,314.40

Finding the Fourth Proportional to 8,443,711.20, 12,661,575.12 and 3,051,314.40

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Solution

The fourth proportional to 8,443,711.20, 12,661,575.12 and 3,051,314.40 is: 4,575,529.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,711.20 : 12,661,575.12 = 3,051,314.40 : x
  2. Step 2: Convert to fraction form
    8,443,711.20/12,661,575.12 = 3,051,314.40/x
  3. Step 3: Cross multiply
    8,443,711.20x = 12,661,575.12 × 3,051,314.40
  4. Step 4: Simplify right side
    8,443,711.20x = 38,634,446,490,337.73
  5. Step 5: Solve for x
    x = 38,634,446,490,337.73/8,443,711.20
  6. Step 6: Final answer
    x = 4,575,529.12

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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.