Home / 22,164,351.06-30,597,171.34-12,870,110.76

Finding the Fourth Proportional to 22,164,351.06, 30,597,171.34 and 12,870,110.76

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Solution

The fourth proportional to 22,164,351.06, 30,597,171.34 and 12,870,110.76 is: 17,766,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164,351.06 : 30,597,171.34 = 12,870,110.76 : x
  2. Step 2: Convert to fraction form
    22,164,351.06/30,597,171.34 = 12,870,110.76/x
  3. Step 3: Cross multiply
    22,164,351.06x = 30,597,171.34 × 12,870,110.76
  4. Step 4: Simplify right side
    22,164,351.06x = 393,788,984,088,497.62
  5. Step 5: Solve for x
    x = 393,788,984,088,497.62/22,164,351.06
  6. Step 6: Final answer
    x = 17,766,772.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.