Home / 25,655,093.25-38,487,590.94-8,378,649.59

Finding the Fourth Proportional to 25,655,093.25, 38,487,590.94 and 8,378,649.59

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Solution

The fourth proportional to 25,655,093.25, 38,487,590.94 and 8,378,649.59 is: 12,569,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655,093.25 : 38,487,590.94 = 8,378,649.59 : x
  2. Step 2: Convert to fraction form
    25,655,093.25/38,487,590.94 = 8,378,649.59/x
  3. Step 3: Cross multiply
    25,655,093.25x = 38,487,590.94 × 8,378,649.59
  4. Step 4: Simplify right side
    25,655,093.25x = 322,474,037,888,500.69
  5. Step 5: Solve for x
    x = 322,474,037,888,500.69/25,655,093.25
  6. Step 6: Final answer
    x = 12,569,591.34

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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.