Home / 7,454,543.40-11,181,815.10-4,767,157.80

Finding the Fourth Proportional to 7,454,543.40, 11,181,815.10 and 4,767,157.80

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Solution

The fourth proportional to 7,454,543.40, 11,181,815.10 and 4,767,157.80 is: 7,150,736.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454,543.40 : 11,181,815.10 = 4,767,157.80 : x
  2. Step 2: Convert to fraction form
    7,454,543.40/11,181,815.10 = 4,767,157.80/x
  3. Step 3: Cross multiply
    7,454,543.40x = 11,181,815.10 × 4,767,157.80
  4. Step 4: Simplify right side
    7,454,543.40x = 53,305,477,072,122.77
  5. Step 5: Solve for x
    x = 53,305,477,072,122.77/7,454,543.40
  6. Step 6: Final answer
    x = 7,150,736.70

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Similar ratio
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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.