Home / 13,006,217.88-17,948,343.42-7,204,980.60

Finding the Fourth Proportional to 13,006,217.88, 17,948,343.42 and 7,204,980.60

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Solution

The fourth proportional to 13,006,217.88, 17,948,343.42 and 7,204,980.60 is: 9,942,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006,217.88 : 17,948,343.42 = 7,204,980.60 : x
  2. Step 2: Convert to fraction form
    13,006,217.88/17,948,343.42 = 7,204,980.60/x
  3. Step 3: Cross multiply
    13,006,217.88x = 17,948,343.42 × 7,204,980.60
  4. Step 4: Simplify right side
    13,006,217.88x = 129,317,466,143,237.66
  5. Step 5: Solve for x
    x = 129,317,466,143,237.66/13,006,217.88
  6. Step 6: Final answer
    x = 9,942,741.80

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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.