Home / 12,743,945.98-17,586,575.86-6,942,713.74

Finding the Fourth Proportional to 12,743,945.98, 17,586,575.86 and 6,942,713.74

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Solution

The fourth proportional to 12,743,945.98, 17,586,575.86 and 6,942,713.74 is: 9,580,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743,945.98 : 17,586,575.86 = 6,942,713.74 : x
  2. Step 2: Convert to fraction form
    12,743,945.98/17,586,575.86 = 6,942,713.74/x
  3. Step 3: Cross multiply
    12,743,945.98x = 17,586,575.86 × 6,942,713.74
  4. Step 4: Simplify right side
    12,743,945.98x = 122,098,561,862,774.31
  5. Step 5: Solve for x
    x = 122,098,561,862,774.31/12,743,945.98
  6. Step 6: Final answer
    x = 9,580,907.05

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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.