Home / 7,555,857.20-10,427,327.10-4,292,612.60

Finding the Fourth Proportional to 7,555,857.20, 10,427,327.10 and 4,292,612.60

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Solution

The fourth proportional to 7,555,857.20, 10,427,327.10 and 4,292,612.60 is: 5,923,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555,857.20 : 10,427,327.10 = 4,292,612.60 : x
  2. Step 2: Convert to fraction form
    7,555,857.20/10,427,327.10 = 4,292,612.60/x
  3. Step 3: Cross multiply
    7,555,857.20x = 10,427,327.10 × 4,292,612.60
  4. Step 4: Simplify right side
    7,555,857.20x = 44,760,475,693,781.45
  5. Step 5: Solve for x
    x = 44,760,475,693,781.45/7,555,857.20
  6. Step 6: Final answer
    x = 5,923,944.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.