Home / 22,503,781.83-31,055,314.09-12,190,504.93

Finding the Fourth Proportional to 22,503,781.83, 31,055,314.09 and 12,190,504.93

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Solution

The fourth proportional to 22,503,781.83, 31,055,314.09 and 12,190,504.93 is: 16,822,948.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503,781.83 : 31,055,314.09 = 12,190,504.93 : x
  2. Step 2: Convert to fraction form
    22,503,781.83/31,055,314.09 = 12,190,504.93/x
  3. Step 3: Cross multiply
    22,503,781.83x = 31,055,314.09 × 12,190,504.93
  4. Step 4: Simplify right side
    22,503,781.83x = 378,579,959,431,586.12
  5. Step 5: Solve for x
    x = 378,579,959,431,586.12/22,503,781.83
  6. Step 6: Final answer
    x = 16,822,948.35

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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.