Home / 15,996,867.70-23,995,301.55-7,021,419.70

Finding the Fourth Proportional to 15,996,867.70, 23,995,301.55 and 7,021,419.70

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Solution

The fourth proportional to 15,996,867.70, 23,995,301.55 and 7,021,419.70 is: 10,532,129.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,867.70 : 23,995,301.55 = 7,021,419.70 : x
  2. Step 2: Convert to fraction form
    15,996,867.70/23,995,301.55 = 7,021,419.70/x
  3. Step 3: Cross multiply
    15,996,867.70x = 23,995,301.55 × 7,021,419.70
  4. Step 4: Simplify right side
    15,996,867.70x = 168,481,083,010,610.53
  5. Step 5: Solve for x
    x = 168,481,083,010,610.53/15,996,867.70
  6. Step 6: Final answer
    x = 10,532,129.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.