Home / 9,780,190.15-14,670,285.23-8,584,447.90

Finding the Fourth Proportional to 9,780,190.15, 14,670,285.23 and 8,584,447.90

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Solution

The fourth proportional to 9,780,190.15, 14,670,285.23 and 8,584,447.90 is: 12,876,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,190.15 : 14,670,285.23 = 8,584,447.90 : x
  2. Step 2: Convert to fraction form
    9,780,190.15/14,670,285.23 = 8,584,447.90/x
  3. Step 3: Cross multiply
    9,780,190.15x = 14,670,285.23 × 8,584,447.90
  4. Step 4: Simplify right side
    9,780,190.15x = 125,936,299,235,074.53
  5. Step 5: Solve for x
    x = 125,936,299,235,074.53/9,780,190.15
  6. Step 6: Final answer
    x = 12,876,671.85

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Double scale
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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.