Home / 7,260,079.90-10,890,119.85-7,134,108.70

Finding the Fourth Proportional to 7,260,079.90, 10,890,119.85 and 7,134,108.70

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Solution

The fourth proportional to 7,260,079.90, 10,890,119.85 and 7,134,108.70 is: 10,701,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,079.90 : 10,890,119.85 = 7,134,108.70 : x
  2. Step 2: Convert to fraction form
    7,260,079.90/10,890,119.85 = 7,134,108.70/x
  3. Step 3: Cross multiply
    7,260,079.90x = 10,890,119.85 × 7,134,108.70
  4. Step 4: Simplify right side
    7,260,079.90x = 77,691,298,765,927.69
  5. Step 5: Solve for x
    x = 77,691,298,765,927.69/7,260,079.90
  6. Step 6: Final answer
    x = 10,701,163.05

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Double scale
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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.