Home / 13,209,363.03-19,791,456.89-10,329,617.82

Finding the Fourth Proportional to 13,209,363.03, 19,791,456.89 and 10,329,617.82

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Solution

The fourth proportional to 13,209,363.03, 19,791,456.89 and 10,329,617.82 is: 15,476,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,363.03 : 19,791,456.89 = 10,329,617.82 : x
  2. Step 2: Convert to fraction form
    13,209,363.03/19,791,456.89 = 10,329,617.82/x
  3. Step 3: Cross multiply
    13,209,363.03x = 19,791,456.89 × 10,329,617.82
  4. Step 4: Simplify right side
    13,209,363.03x = 204,438,185,723,057.72
  5. Step 5: Solve for x
    x = 204,438,185,723,057.72/13,209,363.03
  6. Step 6: Final answer
    x = 15,476,763.36

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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.