Home / 12,491,575.74-17,238,277.08-6,984,961.25

Finding the Fourth Proportional to 12,491,575.74, 17,238,277.08 and 6,984,961.25

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Solution

The fourth proportional to 12,491,575.74, 17,238,277.08 and 6,984,961.25 is: 9,639,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,491,575.74 : 17,238,277.08 = 6,984,961.25 : x
  2. Step 2: Convert to fraction form
    12,491,575.74/17,238,277.08 = 6,984,961.25/x
  3. Step 3: Cross multiply
    12,491,575.74x = 17,238,277.08 × 6,984,961.25
  4. Step 4: Simplify right side
    12,491,575.74x = 120,408,697,334,371.75
  5. Step 5: Solve for x
    x = 120,408,697,334,371.75/12,491,575.74
  6. Step 6: Final answer
    x = 9,639,192.03

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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.