Home / 9,072,614.40-13,608,921.60-5,246,239.20

Finding the Fourth Proportional to 9,072,614.40, 13,608,921.60 and 5,246,239.20

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Solution

The fourth proportional to 9,072,614.40, 13,608,921.60 and 5,246,239.20 is: 7,869,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,614.40 : 13,608,921.60 = 5,246,239.20 : x
  2. Step 2: Convert to fraction form
    9,072,614.40/13,608,921.60 = 5,246,239.20/x
  3. Step 3: Cross multiply
    9,072,614.40x = 13,608,921.60 × 5,246,239.20
  4. Step 4: Simplify right side
    9,072,614.40x = 71,395,657,967,646.72
  5. Step 5: Solve for x
    x = 71,395,657,967,646.72/9,072,614.40
  6. Step 6: Final answer
    x = 7,869,358.80

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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.