Home / 12,554,993.52-18,832,665.22-3,579,545.52

Finding the Fourth Proportional to 12,554,993.52, 18,832,665.22 and 3,579,545.52

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Solution

The fourth proportional to 12,554,993.52, 18,832,665.22 and 3,579,545.52 is: 5,369,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,993.52 : 18,832,665.22 = 3,579,545.52 : x
  2. Step 2: Convert to fraction form
    12,554,993.52/18,832,665.22 = 3,579,545.52/x
  3. Step 3: Cross multiply
    12,554,993.52x = 18,832,665.22 × 3,579,545.52
  4. Step 4: Simplify right side
    12,554,993.52x = 67,412,382,417,910.81
  5. Step 5: Solve for x
    x = 67,412,382,417,910.81/12,554,993.52
  6. Step 6: Final answer
    x = 5,369,368.16

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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.