Home / 18,081,890.05-24,953,458.20-9,821,949.79

Finding the Fourth Proportional to 18,081,890.05, 24,953,458.20 and 9,821,949.79

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Solution

The fourth proportional to 18,081,890.05, 24,953,458.20 and 9,821,949.79 is: 13,554,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,890.05 : 24,953,458.20 = 9,821,949.79 : x
  2. Step 2: Convert to fraction form
    18,081,890.05/24,953,458.20 = 9,821,949.79/x
  3. Step 3: Cross multiply
    18,081,890.05x = 24,953,458.20 × 9,821,949.79
  4. Step 4: Simplify right side
    18,081,890.05x = 245,091,613,527,263.75
  5. Step 5: Solve for x
    x = 245,091,613,527,263.75/18,081,890.05
  6. Step 6: Final answer
    x = 13,554,535.11

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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.