Home / 26,245,205.40-39,367,808.10-19,442,760.60

Finding the Fourth Proportional to 26,245,205.40, 39,367,808.10 and 19,442,760.60

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Solution

The fourth proportional to 26,245,205.40, 39,367,808.10 and 19,442,760.60 is: 29,164,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245,205.40 : 39,367,808.10 = 19,442,760.60 : x
  2. Step 2: Convert to fraction form
    26,245,205.40/39,367,808.10 = 19,442,760.60/x
  3. Step 3: Cross multiply
    26,245,205.40x = 39,367,808.10 × 19,442,760.60
  4. Step 4: Simplify right side
    26,245,205.40x = 765,418,868,235,041
  5. Step 5: Solve for x
    x = 765,418,868,235,041/26,245,205.40
  6. Step 6: Final answer
    x = 29,164,140.90

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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.