Home / 20,258,884.08-27,957,247.20-11,091,524.40

Finding the Fourth Proportional to 20,258,884.08, 27,957,247.20 and 11,091,524.40

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Solution

The fourth proportional to 20,258,884.08, 27,957,247.20 and 11,091,524.40 is: 15,306,296.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,884.08 : 27,957,247.20 = 11,091,524.40 : x
  2. Step 2: Convert to fraction form
    20,258,884.08/27,957,247.20 = 11,091,524.40/x
  3. Step 3: Cross multiply
    20,258,884.08x = 27,957,247.20 × 11,091,524.40
  4. Step 4: Simplify right side
    20,258,884.08x = 310,088,489,475,631.69
  5. Step 5: Solve for x
    x = 310,088,489,475,631.69/20,258,884.08
  6. Step 6: Final answer
    x = 15,306,296.65

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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.