Home / 27,853,771.06-38,438,343.18-17,405,854.15

Finding the Fourth Proportional to 27,853,771.06, 38,438,343.18 and 17,405,854.15

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Solution

The fourth proportional to 27,853,771.06, 38,438,343.18 and 17,405,854.15 is: 24,020,165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853,771.06 : 38,438,343.18 = 17,405,854.15 : x
  2. Step 2: Convert to fraction form
    27,853,771.06/38,438,343.18 = 17,405,854.15/x
  3. Step 3: Cross multiply
    27,853,771.06x = 38,438,343.18 × 17,405,854.15
  4. Step 4: Simplify right side
    27,853,771.06x = 669,052,195,158,727.12
  5. Step 5: Solve for x
    x = 669,052,195,158,727.12/27,853,771.06
  6. Step 6: Final answer
    x = 24,020,165.66

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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.