Home / 9,108,951.89-12,565,378.40-5,842,131.57

Finding the Fourth Proportional to 9,108,951.89, 12,565,378.40 and 5,842,131.57

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Solution

The fourth proportional to 9,108,951.89, 12,565,378.40 and 5,842,131.57 is: 8,058,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,951.89 : 12,565,378.40 = 5,842,131.57 : x
  2. Step 2: Convert to fraction form
    9,108,951.89/12,565,378.40 = 5,842,131.57/x
  3. Step 3: Cross multiply
    9,108,951.89x = 12,565,378.40 × 5,842,131.57
  4. Step 4: Simplify right side
    9,108,951.89x = 73,408,593,810,425.44
  5. Step 5: Solve for x
    x = 73,408,593,810,425.44/9,108,951.89
  6. Step 6: Final answer
    x = 8,058,950.66

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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.