Home / 13,372,498-18,454,047.24-7,649,362

Finding the Fourth Proportional to 13,372,498, 18,454,047.24 and 7,649,362

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Solution

The fourth proportional to 13,372,498, 18,454,047.24 and 7,649,362 is: 10,556,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,498 : 18,454,047.24 = 7,649,362 : x
  2. Step 2: Convert to fraction form
    13,372,498/18,454,047.24 = 7,649,362/x
  3. Step 3: Cross multiply
    13,372,498x = 18,454,047.24 × 7,649,362
  4. Step 4: Simplify right side
    13,372,498x = 141,161,687,703,860.88
  5. Step 5: Solve for x
    x = 141,161,687,703,860.88/13,372,498
  6. Step 6: Final answer
    x = 10,556,119.56

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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.