Home / 15,383,686.71-21,236,024.34-9,585,333.30

Finding the Fourth Proportional to 15,383,686.71, 21,236,024.34 and 9,585,333.30

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Solution

The fourth proportional to 15,383,686.71, 21,236,024.34 and 9,585,333.30 is: 13,231,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,686.71 : 21,236,024.34 = 9,585,333.30 : x
  2. Step 2: Convert to fraction form
    15,383,686.71/21,236,024.34 = 9,585,333.30/x
  3. Step 3: Cross multiply
    15,383,686.71x = 21,236,024.34 × 9,585,333.30
  4. Step 4: Simplify right side
    15,383,686.71x = 203,554,371,265,812.53
  5. Step 5: Solve for x
    x = 203,554,371,265,812.53/15,383,686.71
  6. Step 6: Final answer
    x = 13,231,832.86

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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.