Home / 15,839,798.38-21,858,921.76-8,596,454.38

Finding the Fourth Proportional to 15,839,798.38, 21,858,921.76 and 8,596,454.38

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Solution

The fourth proportional to 15,839,798.38, 21,858,921.76 and 8,596,454.38 is: 11,863,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839,798.38 : 21,858,921.76 = 8,596,454.38 : x
  2. Step 2: Convert to fraction form
    15,839,798.38/21,858,921.76 = 8,596,454.38/x
  3. Step 3: Cross multiply
    15,839,798.38x = 21,858,921.76 × 8,596,454.38
  4. Step 4: Simplify right side
    15,839,798.38x = 187,909,223,705,829.34
  5. Step 5: Solve for x
    x = 187,909,223,705,829.34/15,839,798.38
  6. Step 6: Final answer
    x = 11,863,107.04

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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.