Home / 28,123,323-38,814,327.18-17,811,004.92

Finding the Fourth Proportional to 28,123,323, 38,814,327.18 and 17,811,004.92

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Solution

The fourth proportional to 28,123,323, 38,814,327.18 and 17,811,004.92 is: 24,581,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123,323 : 38,814,327.18 = 17,811,004.92 : x
  2. Step 2: Convert to fraction form
    28,123,323/38,814,327.18 = 17,811,004.92/x
  3. Step 3: Cross multiply
    28,123,323x = 38,814,327.18 × 17,811,004.92
  4. Step 4: Simplify right side
    28,123,323x = 691,322,172,369,469.75
  5. Step 5: Solve for x
    x = 691,322,172,369,469.75/28,123,323
  6. Step 6: Final answer
    x = 24,581,809.64

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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.