Home / 28,998,192.62-40,016,135.76-15,946,001.66

Finding the Fourth Proportional to 28,998,192.62, 40,016,135.76 and 15,946,001.66

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Solution

The fourth proportional to 28,998,192.62, 40,016,135.76 and 15,946,001.66 is: 22,004,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,998,192.62 : 40,016,135.76 = 15,946,001.66 : x
  2. Step 2: Convert to fraction form
    28,998,192.62/40,016,135.76 = 15,946,001.66/x
  3. Step 3: Cross multiply
    28,998,192.62x = 40,016,135.76 × 15,946,001.66
  4. Step 4: Simplify right side
    28,998,192.62x = 638,097,367,255,745.38
  5. Step 5: Solve for x
    x = 638,097,367,255,745.38/28,998,192.62
  6. Step 6: Final answer
    x = 22,004,728.90

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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.