Home / 27,853,767.05-38,438,337.65-17,405,850.15

Finding the Fourth Proportional to 27,853,767.05, 38,438,337.65 and 17,405,850.15

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Solution

The fourth proportional to 27,853,767.05, 38,438,337.65 and 17,405,850.15 is: 24,020,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853,767.05 : 38,438,337.65 = 17,405,850.15 : x
  2. Step 2: Convert to fraction form
    27,853,767.05/38,438,337.65 = 17,405,850.15/x
  3. Step 3: Cross multiply
    27,853,767.05x = 38,438,337.65 × 17,405,850.15
  4. Step 4: Simplify right side
    27,853,767.05x = 669,051,945,063,973.88
  5. Step 5: Solve for x
    x = 669,051,945,063,973.88/27,853,767.05
  6. Step 6: Final answer
    x = 24,020,160.15

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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.