Home / 8,132,720.24-11,224,806.10-5,520,066.28

Finding the Fourth Proportional to 8,132,720.24, 11,224,806.10 and 5,520,066.28

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Solution

The fourth proportional to 8,132,720.24, 11,224,806.10 and 5,520,066.28 is: 7,618,812.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132,720.24 : 11,224,806.10 = 5,520,066.28 : x
  2. Step 2: Convert to fraction form
    8,132,720.24/11,224,806.10 = 5,520,066.28/x
  3. Step 3: Cross multiply
    8,132,720.24x = 11,224,806.10 × 5,520,066.28
  4. Step 4: Simplify right side
    8,132,720.24x = 61,961,673,652,148.31
  5. Step 5: Solve for x
    x = 61,961,673,652,148.31/8,132,720.24
  6. Step 6: Final answer
    x = 7,618,812.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.