Home / 12,465,045.65-18,695,694.12-3,944,273.33

Finding the Fourth Proportional to 12,465,045.65, 18,695,694.12 and 3,944,273.33

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Solution

The fourth proportional to 12,465,045.65, 18,695,694.12 and 3,944,273.33 is: 5,915,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465,045.65 : 18,695,694.12 = 3,944,273.33 : x
  2. Step 2: Convert to fraction form
    12,465,045.65/18,695,694.12 = 3,944,273.33/x
  3. Step 3: Cross multiply
    12,465,045.65x = 18,695,694.12 × 3,944,273.33
  4. Step 4: Simplify right side
    12,465,045.65x = 73,740,927,609,875.36
  5. Step 5: Solve for x
    x = 73,740,927,609,875.36/12,465,045.65
  6. Step 6: Final answer
    x = 5,915,816.89

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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.