Home / 13,040,206.20-19,560,309.30-7,371,502.20

Finding the Fourth Proportional to 13,040,206.20, 19,560,309.30 and 7,371,502.20

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Solution

The fourth proportional to 13,040,206.20, 19,560,309.30 and 7,371,502.20 is: 11,057,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040,206.20 : 19,560,309.30 = 7,371,502.20 : x
  2. Step 2: Convert to fraction form
    13,040,206.20/19,560,309.30 = 7,371,502.20/x
  3. Step 3: Cross multiply
    13,040,206.20x = 19,560,309.30 × 7,371,502.20
  4. Step 4: Simplify right side
    13,040,206.20x = 144,188,863,037,630.47
  5. Step 5: Solve for x
    x = 144,188,863,037,630.47/13,040,206.20
  6. Step 6: Final answer
    x = 11,057,253.30

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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.