Home / 13,203,463.20-19,781,575.20-11,313,895.20

Finding the Fourth Proportional to 13,203,463.20, 19,781,575.20 and 11,313,895.20

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Solution

The fourth proportional to 13,203,463.20, 19,781,575.20 and 11,313,895.20 is: 16,950,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,463.20 : 19,781,575.20 = 11,313,895.20 : x
  2. Step 2: Convert to fraction form
    13,203,463.20/19,781,575.20 = 11,313,895.20/x
  3. Step 3: Cross multiply
    13,203,463.20x = 19,781,575.20 × 11,313,895.20
  4. Step 4: Simplify right side
    13,203,463.20x = 223,806,668,703,719.03
  5. Step 5: Solve for x
    x = 223,806,668,703,719.03/13,203,463.20
  6. Step 6: Final answer
    x = 16,950,603.44

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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.