Home / 28,481,882.23-39,304,961.96-15,429,195.10

Finding the Fourth Proportional to 28,481,882.23, 39,304,961.96 and 15,429,195.10

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Solution

The fourth proportional to 28,481,882.23, 39,304,961.96 and 15,429,195.10 is: 21,292,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,481,882.23 : 39,304,961.96 = 15,429,195.10 : x
  2. Step 2: Convert to fraction form
    28,481,882.23/39,304,961.96 = 15,429,195.10/x
  3. Step 3: Cross multiply
    28,481,882.23x = 39,304,961.96 × 15,429,195.10
  4. Step 4: Simplify right side
    28,481,882.23x = 606,443,926,478,918.38
  5. Step 5: Solve for x
    x = 606,443,926,478,918.38/28,481,882.23
  6. Step 6: Final answer
    x = 21,292,270.00

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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.