Home / 15,383,425.26-21,235,663.71-9,585,071.82

Finding the Fourth Proportional to 15,383,425.26, 21,235,663.71 and 9,585,071.82

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Solution

The fourth proportional to 15,383,425.26, 21,235,663.71 and 9,585,071.82 is: 13,231,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,425.26 : 21,235,663.71 = 9,585,071.82 : x
  2. Step 2: Convert to fraction form
    15,383,425.26/21,235,663.71 = 9,585,071.82/x
  3. Step 3: Cross multiply
    15,383,425.26x = 21,235,663.71 × 9,585,071.82
  4. Step 4: Simplify right side
    15,383,425.26x = 203,545,361,805,717.66
  5. Step 5: Solve for x
    x = 203,545,361,805,717.66/15,383,425.26
  6. Step 6: Final answer
    x = 13,231,472.08

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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.