Home / 18,825,430.58-25,979,144.22-10,452,815.84

Finding the Fourth Proportional to 18,825,430.58, 25,979,144.22 and 10,452,815.84

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Solution

The fourth proportional to 18,825,430.58, 25,979,144.22 and 10,452,815.84 is: 14,424,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825,430.58 : 25,979,144.22 = 10,452,815.84 : x
  2. Step 2: Convert to fraction form
    18,825,430.58/25,979,144.22 = 10,452,815.84/x
  3. Step 3: Cross multiply
    18,825,430.58x = 25,979,144.22 × 10,452,815.84
  4. Step 4: Simplify right side
    18,825,430.58x = 271,555,210,082,564.75
  5. Step 5: Solve for x
    x = 271,555,210,082,564.75/18,825,430.58
  6. Step 6: Final answer
    x = 14,424,913.63

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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.