Home / 25,769,761.82-38,570,529.68-18,944,528.06

Finding the Fourth Proportional to 25,769,761.82, 38,570,529.68 and 18,944,528.06

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Solution

The fourth proportional to 25,769,761.82, 38,570,529.68 and 18,944,528.06 is: 28,354,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,769,761.82 : 38,570,529.68 = 18,944,528.06 : x
  2. Step 2: Convert to fraction form
    25,769,761.82/38,570,529.68 = 18,944,528.06/x
  3. Step 3: Cross multiply
    25,769,761.82x = 38,570,529.68 × 18,944,528.06
  4. Step 4: Simplify right side
    25,769,761.82x = 730,700,481,666,331.38
  5. Step 5: Solve for x
    x = 730,700,481,666,331.38/25,769,761.82
  6. Step 6: Final answer
    x = 28,354,956.75

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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.