Home / 11,941,915.47-17,886,616.87-9,869,084.16

Finding the Fourth Proportional to 11,941,915.47, 17,886,616.87 and 9,869,084.16

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Solution

The fourth proportional to 11,941,915.47, 17,886,616.87 and 9,869,084.16 is: 14,781,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941,915.47 : 17,886,616.87 = 9,869,084.16 : x
  2. Step 2: Convert to fraction form
    11,941,915.47/17,886,616.87 = 9,869,084.16/x
  3. Step 3: Cross multiply
    11,941,915.47x = 17,886,616.87 × 9,869,084.16
  4. Step 4: Simplify right side
    11,941,915.47x = 176,524,527,227,705.78
  5. Step 5: Solve for x
    x = 176,524,527,227,705.78/11,941,915.47
  6. Step 6: Final answer
    x = 14,781,927.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.