Home / 6,480,258.30-9,720,387.45-3,645,906.30

Finding the Fourth Proportional to 6,480,258.30, 9,720,387.45 and 3,645,906.30

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Solution

The fourth proportional to 6,480,258.30, 9,720,387.45 and 3,645,906.30 is: 5,468,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,258.30 : 9,720,387.45 = 3,645,906.30 : x
  2. Step 2: Convert to fraction form
    6,480,258.30/9,720,387.45 = 3,645,906.30/x
  3. Step 3: Cross multiply
    6,480,258.30x = 9,720,387.45 × 3,645,906.30
  4. Step 4: Simplify right side
    6,480,258.30x = 35,439,621,842,395.93
  5. Step 5: Solve for x
    x = 35,439,621,842,395.93/6,480,258.30
  6. Step 6: Final answer
    x = 5,468,859.45

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Double scale
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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.