Home / 18,799,052.80-28,198,579.20-6,019,974.40

Finding the Fourth Proportional to 18,799,052.80, 28,198,579.20 and 6,019,974.40

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Solution

The fourth proportional to 18,799,052.80, 28,198,579.20 and 6,019,974.40 is: 9,029,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799,052.80 : 28,198,579.20 = 6,019,974.40 : x
  2. Step 2: Convert to fraction form
    18,799,052.80/28,198,579.20 = 6,019,974.40/x
  3. Step 3: Cross multiply
    18,799,052.80x = 28,198,579.20 × 6,019,974.40
  4. Step 4: Simplify right side
    18,799,052.80x = 169,754,724,900,372.50
  5. Step 5: Solve for x
    x = 169,754,724,900,372.50/18,799,052.80
  6. Step 6: Final answer
    x = 9,029,961.60

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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.