Home / 18,346,286.45-27,519,332.48-4,699,406.45

Finding the Fourth Proportional to 18,346,286.45, 27,519,332.48 and 4,699,406.45

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Solution

The fourth proportional to 18,346,286.45, 27,519,332.48 and 4,699,406.45 is: 7,049,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,286.45 : 27,519,332.48 = 4,699,406.45 : x
  2. Step 2: Convert to fraction form
    18,346,286.45/27,519,332.48 = 4,699,406.45/x
  3. Step 3: Cross multiply
    18,346,286.45x = 27,519,332.48 × 4,699,406.45
  4. Step 4: Simplify right side
    18,346,286.45x = 129,324,528,532,709.47
  5. Step 5: Solve for x
    x = 129,324,528,532,709.47/18,346,286.45
  6. Step 6: Final answer
    x = 7,049,084.78

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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.