Home / 11,969,884.56-16,518,545.60-6,813,577.65

Finding the Fourth Proportional to 11,969,884.56, 16,518,545.60 and 6,813,577.65

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Solution

The fourth proportional to 11,969,884.56, 16,518,545.60 and 6,813,577.65 is: 9,402,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969,884.56 : 16,518,545.60 = 6,813,577.65 : x
  2. Step 2: Convert to fraction form
    11,969,884.56/16,518,545.60 = 6,813,577.65/x
  3. Step 3: Cross multiply
    11,969,884.56x = 16,518,545.60 × 6,813,577.65
  4. Step 4: Simplify right side
    11,969,884.56x = 112,550,393,110,665.84
  5. Step 5: Solve for x
    x = 112,550,393,110,665.84/11,969,884.56
  6. Step 6: Final answer
    x = 9,402,796.87

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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.