Home / 5,112,555.28-7,085,151.82-5,040,394

Finding the Fourth Proportional to 5,112,555.28, 7,085,151.82 and 5,040,394

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Solution

The fourth proportional to 5,112,555.28, 7,085,151.82 and 5,040,394 is: 6,985,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,555.28 : 7,085,151.82 = 5,040,394 : x
  2. Step 2: Convert to fraction form
    5,112,555.28/7,085,151.82 = 5,040,394/x
  3. Step 3: Cross multiply
    5,112,555.28x = 7,085,151.82 × 5,040,394
  4. Step 4: Simplify right side
    5,112,555.28x = 35,711,956,722,617.08
  5. Step 5: Solve for x
    x = 35,711,956,722,617.08/5,112,555.28
  6. Step 6: Final answer
    x = 6,985,148.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.