Home / 9,691,279.92-13,374,055.98-5,340,521.96

Finding the Fourth Proportional to 9,691,279.92, 13,374,055.98 and 5,340,521.96

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Solution

The fourth proportional to 9,691,279.92, 13,374,055.98 and 5,340,521.96 is: 7,369,969.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,279.92 : 13,374,055.98 = 5,340,521.96 : x
  2. Step 2: Convert to fraction form
    9,691,279.92/13,374,055.98 = 5,340,521.96/x
  3. Step 3: Cross multiply
    9,691,279.92x = 13,374,055.98 × 5,340,521.96
  4. Step 4: Simplify right side
    9,691,279.92x = 71,424,439,588,589.05
  5. Step 5: Solve for x
    x = 71,424,439,588,589.05/9,691,279.92
  6. Step 6: Final answer
    x = 7,369,969.72

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1.5x scale

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.