Home / 8,544,049.40-12,816,074.10-5,358,999.80

Finding the Fourth Proportional to 8,544,049.40, 12,816,074.10 and 5,358,999.80

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Solution

The fourth proportional to 8,544,049.40, 12,816,074.10 and 5,358,999.80 is: 8,038,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544,049.40 : 12,816,074.10 = 5,358,999.80 : x
  2. Step 2: Convert to fraction form
    8,544,049.40/12,816,074.10 = 5,358,999.80/x
  3. Step 3: Cross multiply
    8,544,049.40x = 12,816,074.10 × 5,358,999.80
  4. Step 4: Simplify right side
    8,544,049.40x = 68,681,338,538,685.17
  5. Step 5: Solve for x
    x = 68,681,338,538,685.17/8,544,049.40
  6. Step 6: Final answer
    x = 8,038,499.70

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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.