Home / 12,807,331.80-17,674,065.05-6,926,972.55

Finding the Fourth Proportional to 12,807,331.80, 17,674,065.05 and 6,926,972.55

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Solution

The fourth proportional to 12,807,331.80, 17,674,065.05 and 6,926,972.55 is: 9,559,193.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,331.80 : 17,674,065.05 = 6,926,972.55 : x
  2. Step 2: Convert to fraction form
    12,807,331.80/17,674,065.05 = 6,926,972.55/x
  3. Step 3: Cross multiply
    12,807,331.80x = 17,674,065.05 × 6,926,972.55
  4. Step 4: Simplify right side
    12,807,331.80x = 122,427,763,413,629.53
  5. Step 5: Solve for x
    x = 122,427,763,413,629.53/12,807,331.80
  6. Step 6: Final answer
    x = 9,559,193.54

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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.