Home / 7,382,445.20-11,073,667.80-5,217,606.80

Finding the Fourth Proportional to 7,382,445.20, 11,073,667.80 and 5,217,606.80

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Solution

The fourth proportional to 7,382,445.20, 11,073,667.80 and 5,217,606.80 is: 7,826,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,445.20 : 11,073,667.80 = 5,217,606.80 : x
  2. Step 2: Convert to fraction form
    7,382,445.20/11,073,667.80 = 5,217,606.80/x
  3. Step 3: Cross multiply
    7,382,445.20x = 11,073,667.80 × 5,217,606.80
  4. Step 4: Simplify right side
    7,382,445.20x = 57,778,044,414,221.04
  5. Step 5: Solve for x
    x = 57,778,044,414,221.04/7,382,445.20
  6. Step 6: Final answer
    x = 7,826,410.20

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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.