Home / 9,603,187.20-14,404,780.80-8,511,436.80

Finding the Fourth Proportional to 9,603,187.20, 14,404,780.80 and 8,511,436.80

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Solution

The fourth proportional to 9,603,187.20, 14,404,780.80 and 8,511,436.80 is: 12,767,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603,187.20 : 14,404,780.80 = 8,511,436.80 : x
  2. Step 2: Convert to fraction form
    9,603,187.20/14,404,780.80 = 8,511,436.80/x
  3. Step 3: Cross multiply
    9,603,187.20x = 14,404,780.80 × 8,511,436.80
  4. Step 4: Simplify right side
    9,603,187.20x = 122,605,381,397,053.45
  5. Step 5: Solve for x
    x = 122,605,381,397,053.45/9,603,187.20
  6. Step 6: Final answer
    x = 12,767,155.20

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Similar ratio
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1.5x scale

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.