Home / 9,126,114.30-13,689,171.45-5,535,935.10

Finding the Fourth Proportional to 9,126,114.30, 13,689,171.45 and 5,535,935.10

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Solution

The fourth proportional to 9,126,114.30, 13,689,171.45 and 5,535,935.10 is: 8,303,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,114.30 : 13,689,171.45 = 5,535,935.10 : x
  2. Step 2: Convert to fraction form
    9,126,114.30/13,689,171.45 = 5,535,935.10/x
  3. Step 3: Cross multiply
    9,126,114.30x = 13,689,171.45 × 5,535,935.10
  4. Step 4: Simplify right side
    9,126,114.30x = 75,782,364,719,972.89
  5. Step 5: Solve for x
    x = 75,782,364,719,972.89/9,126,114.30
  6. Step 6: Final answer
    x = 8,303,902.65

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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.