Home / 13,209,361.41-19,791,454.45-10,329,616.20

Finding the Fourth Proportional to 13,209,361.41, 19,791,454.45 and 10,329,616.20

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Solution

The fourth proportional to 13,209,361.41, 19,791,454.45 and 10,329,616.20 is: 15,476,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,361.41 : 19,791,454.45 = 10,329,616.20 : x
  2. Step 2: Convert to fraction form
    13,209,361.41/19,791,454.45 = 10,329,616.20/x
  3. Step 3: Cross multiply
    13,209,361.41x = 19,791,454.45 × 10,329,616.20
  4. Step 4: Simplify right side
    13,209,361.41x = 204,438,128,508,282.06
  5. Step 5: Solve for x
    x = 204,438,128,508,282.06/13,209,361.41
  6. Step 6: Final answer
    x = 15,476,760.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.