Home / 16,688,600.82-25,041,444.24-7,944,774.36

Finding the Fourth Proportional to 16,688,600.82, 25,041,444.24 and 7,944,774.36

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Solution

The fourth proportional to 16,688,600.82, 25,041,444.24 and 7,944,774.36 is: 11,921,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688,600.82 : 25,041,444.24 = 7,944,774.36 : x
  2. Step 2: Convert to fraction form
    16,688,600.82/25,041,444.24 = 7,944,774.36/x
  3. Step 3: Cross multiply
    16,688,600.82x = 25,041,444.24 × 7,944,774.36
  4. Step 4: Simplify right side
    16,688,600.82x = 198,948,624,135,321.69
  5. Step 5: Solve for x
    x = 198,948,624,135,321.69/16,688,600.82
  6. Step 6: Final answer
    x = 11,921,228.52

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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.