Home / 9,172,991.70-13,759,487.55-3,778,865.55

Finding the Fourth Proportional to 9,172,991.70, 13,759,487.55 and 3,778,865.55

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Solution

The fourth proportional to 9,172,991.70, 13,759,487.55 and 3,778,865.55 is: 5,668,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,991.70 : 13,759,487.55 = 3,778,865.55 : x
  2. Step 2: Convert to fraction form
    9,172,991.70/13,759,487.55 = 3,778,865.55/x
  3. Step 3: Cross multiply
    9,172,991.70x = 13,759,487.55 × 3,778,865.55
  4. Step 4: Simplify right side
    9,172,991.70x = 51,995,253,488,348.91
  5. Step 5: Solve for x
    x = 51,995,253,488,348.91/9,172,991.70
  6. Step 6: Final answer
    x = 5,668,298.33

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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.