Home / 18,792,144.30-28,188,216.45-6,013,065.90

Finding the Fourth Proportional to 18,792,144.30, 28,188,216.45 and 6,013,065.90

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Solution

The fourth proportional to 18,792,144.30, 28,188,216.45 and 6,013,065.90 is: 9,019,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792,144.30 : 28,188,216.45 = 6,013,065.90 : x
  2. Step 2: Convert to fraction form
    18,792,144.30/28,188,216.45 = 6,013,065.90/x
  3. Step 3: Cross multiply
    18,792,144.30x = 28,188,216.45 × 6,013,065.90
  4. Step 4: Simplify right side
    18,792,144.30x = 169,497,603,117,314.06
  5. Step 5: Solve for x
    x = 169,497,603,117,314.06/18,792,144.30
  6. Step 6: Final answer
    x = 9,019,598.85

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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.