Home / 13,209,361.03-19,791,453.88-10,329,615.82

Finding the Fourth Proportional to 13,209,361.03, 19,791,453.88 and 10,329,615.82

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Solution

The fourth proportional to 13,209,361.03, 19,791,453.88 and 10,329,615.82 is: 15,476,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,361.03 : 19,791,453.88 = 10,329,615.82 : x
  2. Step 2: Convert to fraction form
    13,209,361.03/19,791,453.88 = 10,329,615.82/x
  3. Step 3: Cross multiply
    13,209,361.03x = 19,791,453.88 × 10,329,615.82
  4. Step 4: Simplify right side
    13,209,361.03x = 204,438,115,099,648.38
  5. Step 5: Solve for x
    x = 204,438,115,099,648.38/13,209,361.03
  6. Step 6: Final answer
    x = 15,476,760.35

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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.