Home / 26,615,195.70-39,922,793.55-19,340,358.90

Finding the Fourth Proportional to 26,615,195.70, 39,922,793.55 and 19,340,358.90

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Solution

The fourth proportional to 26,615,195.70, 39,922,793.55 and 19,340,358.90 is: 29,010,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615,195.70 : 39,922,793.55 = 19,340,358.90 : x
  2. Step 2: Convert to fraction form
    26,615,195.70/39,922,793.55 = 19,340,358.90/x
  3. Step 3: Cross multiply
    26,615,195.70x = 39,922,793.55 × 19,340,358.90
  4. Step 4: Simplify right side
    26,615,195.70x = 772,121,155,547,605
  5. Step 5: Solve for x
    x = 772,121,155,547,605/26,615,195.70
  6. Step 6: Final answer
    x = 29,010,538.35

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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.