Home / 12,884,857.50-17,780,650.29-7,083,597

Finding the Fourth Proportional to 12,884,857.50, 17,780,650.29 and 7,083,597

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Solution

The fourth proportional to 12,884,857.50, 17,780,650.29 and 7,083,597 is: 9,775,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,857.50 : 17,780,650.29 = 7,083,597 : x
  2. Step 2: Convert to fraction form
    12,884,857.50/17,780,650.29 = 7,083,597/x
  3. Step 3: Cross multiply
    12,884,857.50x = 17,780,650.29 × 7,083,597
  4. Step 4: Simplify right side
    12,884,857.50x = 125,950,961,052,293.12
  5. Step 5: Solve for x
    x = 125,950,961,052,293.12/12,884,857.50
  6. Step 6: Final answer
    x = 9,775,114.79

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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.