Home / 7,129,335.60-10,694,003.40-3,533,713.20

Finding the Fourth Proportional to 7,129,335.60, 10,694,003.40 and 3,533,713.20

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Solution

The fourth proportional to 7,129,335.60, 10,694,003.40 and 3,533,713.20 is: 5,300,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,335.60 : 10,694,003.40 = 3,533,713.20 : x
  2. Step 2: Convert to fraction form
    7,129,335.60/10,694,003.40 = 3,533,713.20/x
  3. Step 3: Cross multiply
    7,129,335.60x = 10,694,003.40 × 3,533,713.20
  4. Step 4: Simplify right side
    7,129,335.60x = 37,789,540,975,424.88
  5. Step 5: Solve for x
    x = 37,789,540,975,424.88/7,129,335.60
  6. Step 6: Final answer
    x = 5,300,569.80

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Similar ratio
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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.