Home / 13,486,549.60-20,229,824.40-5,400,773.20

Finding the Fourth Proportional to 13,486,549.60, 20,229,824.40 and 5,400,773.20

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Solution

The fourth proportional to 13,486,549.60, 20,229,824.40 and 5,400,773.20 is: 8,101,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,549.60 : 20,229,824.40 = 5,400,773.20 : x
  2. Step 2: Convert to fraction form
    13,486,549.60/20,229,824.40 = 5,400,773.20/x
  3. Step 3: Cross multiply
    13,486,549.60x = 20,229,824.40 × 5,400,773.20
  4. Step 4: Simplify right side
    13,486,549.60x = 109,256,693,460,226.08
  5. Step 5: Solve for x
    x = 109,256,693,460,226.08/13,486,549.60
  6. Step 6: Final answer
    x = 8,101,159.80

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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.