Home / 15,976,822.80-23,965,234.20-7,458,020.40

Finding the Fourth Proportional to 15,976,822.80, 23,965,234.20 and 7,458,020.40

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Solution

The fourth proportional to 15,976,822.80, 23,965,234.20 and 7,458,020.40 is: 11,187,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976,822.80 : 23,965,234.20 = 7,458,020.40 : x
  2. Step 2: Convert to fraction form
    15,976,822.80/23,965,234.20 = 7,458,020.40/x
  3. Step 3: Cross multiply
    15,976,822.80x = 23,965,234.20 × 7,458,020.40
  4. Step 4: Simplify right side
    15,976,822.80x = 178,733,205,554,377.69
  5. Step 5: Solve for x
    x = 178,733,205,554,377.69/15,976,822.80
  6. Step 6: Final answer
    x = 11,187,030.60

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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.