Home / 15,997,961.73-22,070,905.29-9,291,152.61

Finding the Fourth Proportional to 15,997,961.73, 22,070,905.29 and 9,291,152.61

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Solution

The fourth proportional to 15,997,961.73, 22,070,905.29 and 9,291,152.61 is: 12,818,142.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997,961.73 : 22,070,905.29 = 9,291,152.61 : x
  2. Step 2: Convert to fraction form
    15,997,961.73/22,070,905.29 = 9,291,152.61/x
  3. Step 3: Cross multiply
    15,997,961.73x = 22,070,905.29 × 9,291,152.61
  4. Step 4: Simplify right side
    15,997,961.73x = 205,064,149,290,246.28
  5. Step 5: Solve for x
    x = 205,064,149,290,246.28/15,997,961.73
  6. Step 6: Final answer
    x = 12,818,142.26

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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.