Home / 6,627,201.60-9,940,802.40-3,438,555.60

Finding the Fourth Proportional to 6,627,201.60, 9,940,802.40 and 3,438,555.60

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Solution

The fourth proportional to 6,627,201.60, 9,940,802.40 and 3,438,555.60 is: 5,157,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627,201.60 : 9,940,802.40 = 3,438,555.60 : x
  2. Step 2: Convert to fraction form
    6,627,201.60/9,940,802.40 = 3,438,555.60/x
  3. Step 3: Cross multiply
    6,627,201.60x = 9,940,802.40 × 3,438,555.60
  4. Step 4: Simplify right side
    6,627,201.60x = 34,182,001,761,013.44
  5. Step 5: Solve for x
    x = 34,182,001,761,013.44/6,627,201.60
  6. Step 6: Final answer
    x = 5,157,833.40

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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.