Home / 17,128,674-25,682,750.80-5,452,002.16

Finding the Fourth Proportional to 17,128,674, 25,682,750.80 and 5,452,002.16

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Solution

The fourth proportional to 17,128,674, 25,682,750.80 and 5,452,002.16 is: 8,174,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128,674 : 25,682,750.80 = 5,452,002.16 : x
  2. Step 2: Convert to fraction form
    17,128,674/25,682,750.80 = 5,452,002.16/x
  3. Step 3: Cross multiply
    17,128,674x = 25,682,750.80 × 5,452,002.16
  4. Step 4: Simplify right side
    17,128,674x = 140,022,412,836,341.73
  5. Step 5: Solve for x
    x = 140,022,412,836,341.73/17,128,674
  6. Step 6: Final answer
    x = 8,174,737.45

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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.