Home / 10,857,437.52-16,286,716.80-2,770,483.92

Finding the Fourth Proportional to 10,857,437.52, 16,286,716.80 and 2,770,483.92

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Solution

The fourth proportional to 10,857,437.52, 16,286,716.80 and 2,770,483.92 is: 4,155,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857,437.52 : 16,286,716.80 = 2,770,483.92 : x
  2. Step 2: Convert to fraction form
    10,857,437.52/16,286,716.80 = 2,770,483.92/x
  3. Step 3: Cross multiply
    10,857,437.52x = 16,286,716.80 × 2,770,483.92
  4. Step 4: Simplify right side
    10,857,437.52x = 45,122,087,003,993.86
  5. Step 5: Solve for x
    x = 45,122,087,003,993.86/10,857,437.52
  6. Step 6: Final answer
    x = 4,155,868.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.