Home / 12,807,331.85-17,674,065.11-6,926,972.60

Finding the Fourth Proportional to 12,807,331.85, 17,674,065.11 and 6,926,972.60

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Solution

The fourth proportional to 12,807,331.85, 17,674,065.11 and 6,926,972.60 is: 9,559,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,331.85 : 17,674,065.11 = 6,926,972.60 : x
  2. Step 2: Convert to fraction form
    12,807,331.85/17,674,065.11 = 6,926,972.60/x
  3. Step 3: Cross multiply
    12,807,331.85x = 17,674,065.11 × 6,926,972.60
  4. Step 4: Simplify right side
    12,807,331.85x = 122,427,764,757,136.30
  5. Step 5: Solve for x
    x = 122,427,764,757,136.30/12,807,331.85
  6. Step 6: Final answer
    x = 9,559,193.61

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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.