Home / 7,542,007.20-11,313,010.80-3,948,875.55

Finding the Fourth Proportional to 7,542,007.20, 11,313,010.80 and 3,948,875.55

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Solution

The fourth proportional to 7,542,007.20, 11,313,010.80 and 3,948,875.55 is: 5,923,313.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542,007.20 : 11,313,010.80 = 3,948,875.55 : x
  2. Step 2: Convert to fraction form
    7,542,007.20/11,313,010.80 = 3,948,875.55/x
  3. Step 3: Cross multiply
    7,542,007.20x = 11,313,010.80 × 3,948,875.55
  4. Step 4: Simplify right side
    7,542,007.20x = 44,673,671,745,005.94
  5. Step 5: Solve for x
    x = 44,673,671,745,005.94/7,542,007.20
  6. Step 6: Final answer
    x = 5,923,313.33

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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.