Home / 15,070,344.60-20,796,838.38-8,194,766.52

Finding the Fourth Proportional to 15,070,344.60, 20,796,838.38 and 8,194,766.52

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Solution

The fourth proportional to 15,070,344.60, 20,796,838.38 and 8,194,766.52 is: 11,308,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,344.60 : 20,796,838.38 = 8,194,766.52 : x
  2. Step 2: Convert to fraction form
    15,070,344.60/20,796,838.38 = 8,194,766.52/x
  3. Step 3: Cross multiply
    15,070,344.60x = 20,796,838.38 × 8,194,766.52
  4. Step 4: Simplify right side
    15,070,344.60x = 170,425,234,878,275.03
  5. Step 5: Solve for x
    x = 170,425,234,878,275.03/15,070,344.60
  6. Step 6: Final answer
    x = 11,308,648.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.