Home / 12,651,148.22-18,976,724.82-4,564,121.18

Finding the Fourth Proportional to 12,651,148.22, 18,976,724.82 and 4,564,121.18

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Solution

The fourth proportional to 12,651,148.22, 18,976,724.82 and 4,564,121.18 is: 6,846,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,148.22 : 18,976,724.82 = 4,564,121.18 : x
  2. Step 2: Convert to fraction form
    12,651,148.22/18,976,724.82 = 4,564,121.18/x
  3. Step 3: Cross multiply
    12,651,148.22x = 18,976,724.82 × 4,564,121.18
  4. Step 4: Simplify right side
    12,651,148.22x = 86,612,071,583,110.06
  5. Step 5: Solve for x
    x = 86,612,071,583,110.06/12,651,148.22
  6. Step 6: Final answer
    x = 6,846,182.66

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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.