Home / 5,338,440.10-8,007,660.15-5,288,673.70

Finding the Fourth Proportional to 5,338,440.10, 8,007,660.15 and 5,288,673.70

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Solution

The fourth proportional to 5,338,440.10, 8,007,660.15 and 5,288,673.70 is: 7,933,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,440.10 : 8,007,660.15 = 5,288,673.70 : x
  2. Step 2: Convert to fraction form
    5,338,440.10/8,007,660.15 = 5,288,673.70/x
  3. Step 3: Cross multiply
    5,338,440.10x = 8,007,660.15 × 5,288,673.70
  4. Step 4: Simplify right side
    5,338,440.10x = 42,349,901,633,843.05
  5. Step 5: Solve for x
    x = 42,349,901,633,843.05/5,338,440.10
  6. Step 6: Final answer
    x = 7,933,010.55

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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.