Home / 8,262,003.70-12,393,005.55-7,380,205.30

Finding the Fourth Proportional to 8,262,003.70, 12,393,005.55 and 7,380,205.30

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Solution

The fourth proportional to 8,262,003.70, 12,393,005.55 and 7,380,205.30 is: 11,070,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,003.70 : 12,393,005.55 = 7,380,205.30 : x
  2. Step 2: Convert to fraction form
    8,262,003.70/12,393,005.55 = 7,380,205.30/x
  3. Step 3: Cross multiply
    8,262,003.70x = 12,393,005.55 × 7,380,205.30
  4. Step 4: Simplify right side
    8,262,003.70x = 91,462,925,243,039.42
  5. Step 5: Solve for x
    x = 91,462,925,243,039.42/8,262,003.70
  6. Step 6: Final answer
    x = 11,070,307.95

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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.