Home / 7,402,483.40-11,103,725.10-5,720,793.80

Finding the Fourth Proportional to 7,402,483.40, 11,103,725.10 and 5,720,793.80

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Solution

The fourth proportional to 7,402,483.40, 11,103,725.10 and 5,720,793.80 is: 8,581,190.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,483.40 : 11,103,725.10 = 5,720,793.80 : x
  2. Step 2: Convert to fraction form
    7,402,483.40/11,103,725.10 = 5,720,793.80/x
  3. Step 3: Cross multiply
    7,402,483.40x = 11,103,725.10 × 5,720,793.80
  4. Step 4: Simplify right side
    7,402,483.40x = 63,522,121,708,984.38
  5. Step 5: Solve for x
    x = 63,522,121,708,984.38/7,402,483.40
  6. Step 6: Final answer
    x = 8,581,190.70

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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.