Home / 25,991,831-39,001,386.18-10,650,508.76

Finding the Fourth Proportional to 25,991,831, 39,001,386.18 and 10,650,508.76

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Solution

The fourth proportional to 25,991,831, 39,001,386.18 and 10,650,508.76 is: 15,981,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,991,831 : 39,001,386.18 = 10,650,508.76 : x
  2. Step 2: Convert to fraction form
    25,991,831/39,001,386.18 = 10,650,508.76/x
  3. Step 3: Cross multiply
    25,991,831x = 39,001,386.18 × 10,650,508.76
  4. Step 4: Simplify right side
    25,991,831x = 415,384,605,162,232.94
  5. Step 5: Solve for x
    x = 415,384,605,162,232.94/25,991,831
  6. Step 6: Final answer
    x = 15,981,352.19

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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.