Home / 6,516,915.60-9,778,872.60-2,730,781.20

Finding the Fourth Proportional to 6,516,915.60, 9,778,872.60 and 2,730,781.20

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Solution

The fourth proportional to 6,516,915.60, 9,778,872.60 and 2,730,781.20 is: 4,097,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,915.60 : 9,778,872.60 = 2,730,781.20 : x
  2. Step 2: Convert to fraction form
    6,516,915.60/9,778,872.60 = 2,730,781.20/x
  3. Step 3: Cross multiply
    6,516,915.60x = 9,778,872.60 × 2,730,781.20
  4. Step 4: Simplify right side
    6,516,915.60x = 26,703,961,453,275.12
  5. Step 5: Solve for x
    x = 26,703,961,453,275.12/6,516,915.60
  6. Step 6: Final answer
    x = 4,097,638.07

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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.