Home / 20,348,035.60-30,522,053.40-13,891,027.45

Finding the Fourth Proportional to 20,348,035.60, 30,522,053.40 and 13,891,027.45

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Solution

The fourth proportional to 20,348,035.60, 30,522,053.40 and 13,891,027.45 is: 20,836,541.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,035.60 : 30,522,053.40 = 13,891,027.45 : x
  2. Step 2: Convert to fraction form
    20,348,035.60/30,522,053.40 = 13,891,027.45/x
  3. Step 3: Cross multiply
    20,348,035.60x = 30,522,053.40 × 13,891,027.45
  4. Step 4: Simplify right side
    20,348,035.60x = 423,982,681,609,765.81
  5. Step 5: Solve for x
    x = 423,982,681,609,765.81/20,348,035.60
  6. Step 6: Final answer
    x = 20,836,541.18

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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.