Home / 18,281,307.34-25,227,843.42-10,021,387.42

Finding the Fourth Proportional to 18,281,307.34, 25,227,843.42 and 10,021,387.42

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Solution

The fourth proportional to 18,281,307.34, 25,227,843.42 and 10,021,387.42 is: 13,829,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,307.34 : 25,227,843.42 = 10,021,387.42 : x
  2. Step 2: Convert to fraction form
    18,281,307.34/25,227,843.42 = 10,021,387.42/x
  3. Step 3: Cross multiply
    18,281,307.34x = 25,227,843.42 × 10,021,387.42
  4. Step 4: Simplify right side
    18,281,307.34x = 252,817,992,682,917.78
  5. Step 5: Solve for x
    x = 252,817,992,682,917.78/18,281,307.34
  6. Step 6: Final answer
    x = 13,829,316.91

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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.