Home / 8,515,390.20-12,773,085.30-7,675,582.20

Finding the Fourth Proportional to 8,515,390.20, 12,773,085.30 and 7,675,582.20

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Solution

The fourth proportional to 8,515,390.20, 12,773,085.30 and 7,675,582.20 is: 11,513,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,390.20 : 12,773,085.30 = 7,675,582.20 : x
  2. Step 2: Convert to fraction form
    8,515,390.20/12,773,085.30 = 7,675,582.20/x
  3. Step 3: Cross multiply
    8,515,390.20x = 12,773,085.30 × 7,675,582.20
  4. Step 4: Simplify right side
    8,515,390.20x = 98,040,866,167,761.67
  5. Step 5: Solve for x
    x = 98,040,866,167,761.67/8,515,390.20
  6. Step 6: Final answer
    x = 11,513,373.30

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Similar ratio
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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.