Home / 22,526,278.12-31,086,375.78-21,712,597.48

Finding the Fourth Proportional to 22,526,278.12, 31,086,375.78 and 21,712,597.48

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Solution

The fourth proportional to 22,526,278.12, 31,086,375.78 and 21,712,597.48 is: 29,963,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,526,278.12 : 31,086,375.78 = 21,712,597.48 : x
  2. Step 2: Convert to fraction form
    22,526,278.12/31,086,375.78 = 21,712,597.48/x
  3. Step 3: Cross multiply
    22,526,278.12x = 31,086,375.78 × 21,712,597.48
  4. Step 4: Simplify right side
    22,526,278.12x = 674,965,964,423,161.12
  5. Step 5: Solve for x
    x = 674,965,964,423,161.12/22,526,278.12
  6. Step 6: Final answer
    x = 29,963,492.45

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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.