Home / 38,497,121.84-57,749,232.52-12,589,557.60

Finding the Fourth Proportional to 38,497,121.84, 57,749,232.52 and 12,589,557.60

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Solution

The fourth proportional to 38,497,121.84, 57,749,232.52 and 12,589,557.60 is: 18,885,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,497,121.84 : 57,749,232.52 = 12,589,557.60 : x
  2. Step 2: Convert to fraction form
    38,497,121.84/57,749,232.52 = 12,589,557.60/x
  3. Step 3: Cross multiply
    38,497,121.84x = 57,749,232.52 × 12,589,557.60
  4. Step 4: Simplify right side
    38,497,121.84x = 727,037,289,166,333.12
  5. Step 5: Solve for x
    x = 727,037,289,166,333.12/38,497,121.84
  6. Step 6: Final answer
    x = 18,885,497.26

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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.