Home / 27,847,438.48-38,427,541.29-15,456,557.13

Finding the Fourth Proportional to 27,847,438.48, 38,427,541.29 and 15,456,557.13

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Solution

The fourth proportional to 27,847,438.48, 38,427,541.29 and 15,456,557.13 is: 21,328,981.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,847,438.48 : 38,427,541.29 = 15,456,557.13 : x
  2. Step 2: Convert to fraction form
    27,847,438.48/38,427,541.29 = 15,456,557.13/x
  3. Step 3: Cross multiply
    27,847,438.48x = 38,427,541.29 × 15,456,557.13
  4. Step 4: Simplify right side
    27,847,438.48x = 593,957,487,314,318.88
  5. Step 5: Solve for x
    x = 593,957,487,314,318.88/27,847,438.48
  6. Step 6: Final answer
    x = 21,328,981.04

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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.