Home / 12,447,082.57-17,177,185.50-6,865,969.44

Finding the Fourth Proportional to 12,447,082.57, 17,177,185.50 and 6,865,969.44

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Solution

The fourth proportional to 12,447,082.57, 17,177,185.50 and 6,865,969.44 is: 9,475,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,082.57 : 17,177,185.50 = 6,865,969.44 : x
  2. Step 2: Convert to fraction form
    12,447,082.57/17,177,185.50 = 6,865,969.44/x
  3. Step 3: Cross multiply
    12,447,082.57x = 17,177,185.50 × 6,865,969.44
  4. Step 4: Simplify right side
    12,447,082.57x = 117,938,030,708,211.12
  5. Step 5: Solve for x
    x = 117,938,030,708,211.12/12,447,082.57
  6. Step 6: Final answer
    x = 9,475,154.52

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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.