Home / 27,853,747.86-38,438,311.29-17,405,831.03

Finding the Fourth Proportional to 27,853,747.86, 38,438,311.29 and 17,405,831.03

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Solution

The fourth proportional to 27,853,747.86, 38,438,311.29 and 17,405,831.03 is: 24,020,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853,747.86 : 38,438,311.29 = 17,405,831.03 : x
  2. Step 2: Convert to fraction form
    27,853,747.86/38,438,311.29 = 17,405,831.03/x
  3. Step 3: Cross multiply
    27,853,747.86x = 38,438,311.29 × 17,405,831.03
  4. Step 4: Simplify right side
    27,853,747.86x = 669,050,751,200,089.75
  5. Step 5: Solve for x
    x = 669,050,751,200,089.75/27,853,747.86
  6. Step 6: Final answer
    x = 24,020,133.83

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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.