Home / 13,412,599.60-20,121,523.80-5,736,229.60

Finding the Fourth Proportional to 13,412,599.60, 20,121,523.80 and 5,736,229.60

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Solution

The fourth proportional to 13,412,599.60, 20,121,523.80 and 5,736,229.60 is: 8,605,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,599.60 : 20,121,523.80 = 5,736,229.60 : x
  2. Step 2: Convert to fraction form
    13,412,599.60/20,121,523.80 = 5,736,229.60/x
  3. Step 3: Cross multiply
    13,412,599.60x = 20,121,523.80 × 5,736,229.60
  4. Step 4: Simplify right side
    13,412,599.60x = 115,421,680,418,664.48
  5. Step 5: Solve for x
    x = 115,421,680,418,664.48/13,412,599.60
  6. Step 6: Final answer
    x = 8,605,466.79

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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.