Home / 22,310,211.92-30,788,703.05-12,521,262.89

Finding the Fourth Proportional to 22,310,211.92, 30,788,703.05 and 12,521,262.89

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Solution

The fourth proportional to 22,310,211.92, 30,788,703.05 and 12,521,262.89 is: 17,279,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310,211.92 : 30,788,703.05 = 12,521,262.89 : x
  2. Step 2: Convert to fraction form
    22,310,211.92/30,788,703.05 = 12,521,262.89/x
  3. Step 3: Cross multiply
    22,310,211.92x = 30,788,703.05 × 12,521,262.89
  4. Step 4: Simplify right side
    22,310,211.92x = 385,513,444,945,560.31
  5. Step 5: Solve for x
    x = 385,513,444,945,560.31/22,310,211.92
  6. Step 6: Final answer
    x = 17,279,685.48

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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.