Home / 22,744,777.92-31,387,786.92-12,956,128.80

Finding the Fourth Proportional to 22,744,777.92, 31,387,786.92 and 12,956,128.80

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Solution

The fourth proportional to 22,744,777.92, 31,387,786.92 and 12,956,128.80 is: 17,879,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,744,777.92 : 31,387,786.92 = 12,956,128.80 : x
  2. Step 2: Convert to fraction form
    22,744,777.92/31,387,786.92 = 12,956,128.80/x
  3. Step 3: Cross multiply
    22,744,777.92x = 31,387,786.92 × 12,956,128.80
  4. Step 4: Simplify right side
    22,744,777.92x = 406,664,210,082,475.31
  5. Step 5: Solve for x
    x = 406,664,210,082,475.31/22,744,777.92
  6. Step 6: Final answer
    x = 17,879,453.98

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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.