Home / 13,863,489.36-19,131,378.97-7,668,531.14

Finding the Fourth Proportional to 13,863,489.36, 19,131,378.97 and 7,668,531.14

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Solution

The fourth proportional to 13,863,489.36, 19,131,378.97 and 7,668,531.14 is: 10,582,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,489.36 : 19,131,378.97 = 7,668,531.14 : x
  2. Step 2: Convert to fraction form
    13,863,489.36/19,131,378.97 = 7,668,531.14/x
  3. Step 3: Cross multiply
    13,863,489.36x = 19,131,378.97 × 7,668,531.14
  4. Step 4: Simplify right side
    13,863,489.36x = 146,709,575,435,500.94
  5. Step 5: Solve for x
    x = 146,709,575,435,500.94/13,863,489.36
  6. Step 6: Final answer
    x = 10,582,442.24

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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.