Home / 17,128,672-25,682,747.80-5,452,000.16

Finding the Fourth Proportional to 17,128,672, 25,682,747.80 and 5,452,000.16

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Solution

The fourth proportional to 17,128,672, 25,682,747.80 and 5,452,000.16 is: 8,174,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128,672 : 25,682,747.80 = 5,452,000.16 : x
  2. Step 2: Convert to fraction form
    17,128,672/25,682,747.80 = 5,452,000.16/x
  3. Step 3: Cross multiply
    17,128,672x = 25,682,747.80 × 5,452,000.16
  4. Step 4: Simplify right side
    17,128,672x = 140,022,345,114,839.66
  5. Step 5: Solve for x
    x = 140,022,345,114,839.66/17,128,672
  6. Step 6: Final answer
    x = 8,174,734.45

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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.