Home / 15,383,647.64-21,235,970.41-9,585,294.17

Finding the Fourth Proportional to 15,383,647.64, 21,235,970.41 and 9,585,294.17

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Solution

The fourth proportional to 15,383,647.64, 21,235,970.41 and 9,585,294.17 is: 13,231,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,647.64 : 21,235,970.41 = 9,585,294.17 : x
  2. Step 2: Convert to fraction form
    15,383,647.64/21,235,970.41 = 9,585,294.17/x
  3. Step 3: Cross multiply
    15,383,647.64x = 21,235,970.41 × 9,585,294.17
  4. Step 4: Simplify right side
    15,383,647.64x = 203,553,023,235,122.41
  5. Step 5: Solve for x
    x = 203,553,023,235,122.41/15,383,647.64
  6. Step 6: Final answer
    x = 13,231,778.83

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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.