Home / 18,528,049.30-27,792,073.95-17,488,786.90

Finding the Fourth Proportional to 18,528,049.30, 27,792,073.95 and 17,488,786.90

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Solution

The fourth proportional to 18,528,049.30, 27,792,073.95 and 17,488,786.90 is: 26,233,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,049.30 : 27,792,073.95 = 17,488,786.90 : x
  2. Step 2: Convert to fraction form
    18,528,049.30/27,792,073.95 = 17,488,786.90/x
  3. Step 3: Cross multiply
    18,528,049.30x = 27,792,073.95 × 17,488,786.90
  4. Step 4: Simplify right side
    18,528,049.30x = 486,049,658,820,591.19
  5. Step 5: Solve for x
    x = 486,049,658,820,591.19/18,528,049.30
  6. Step 6: Final answer
    x = 26,233,180.35

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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.