Home / 8,049,000.70-12,073,501.05-7,387,651.90

Finding the Fourth Proportional to 8,049,000.70, 12,073,501.05 and 7,387,651.90

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Solution

The fourth proportional to 8,049,000.70, 12,073,501.05 and 7,387,651.90 is: 11,081,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,000.70 : 12,073,501.05 = 7,387,651.90 : x
  2. Step 2: Convert to fraction form
    8,049,000.70/12,073,501.05 = 7,387,651.90/x
  3. Step 3: Cross multiply
    8,049,000.70x = 12,073,501.05 × 7,387,651.90
  4. Step 4: Simplify right side
    8,049,000.70x = 89,194,822,971,684.50
  5. Step 5: Solve for x
    x = 89,194,822,971,684.50/8,049,000.70
  6. Step 6: Final answer
    x = 11,081,477.85

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Similar ratio
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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.