Home / 5,338,426.10-8,007,639.15-5,288,659.70

Finding the Fourth Proportional to 5,338,426.10, 8,007,639.15 and 5,288,659.70

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Solution

The fourth proportional to 5,338,426.10, 8,007,639.15 and 5,288,659.70 is: 7,932,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,426.10 : 8,007,639.15 = 5,288,659.70 : x
  2. Step 2: Convert to fraction form
    5,338,426.10/8,007,639.15 = 5,288,659.70/x
  3. Step 3: Cross multiply
    5,338,426.10x = 8,007,639.15 × 5,288,659.70
  4. Step 4: Simplify right side
    5,338,426.10x = 42,349,678,464,747.26
  5. Step 5: Solve for x
    x = 42,349,678,464,747.26/5,338,426.10
  6. Step 6: Final answer
    x = 7,932,989.55

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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.