Home / 38,380,534.64-57,551,241-12,812,355.44

Finding the Fourth Proportional to 38,380,534.64, 57,551,241 and 12,812,355.44

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Solution

The fourth proportional to 38,380,534.64, 57,551,241 and 12,812,355.44 is: 19,212,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,380,534.64 : 57,551,241 = 12,812,355.44 : x
  2. Step 2: Convert to fraction form
    38,380,534.64/57,551,241 = 12,812,355.44/x
  3. Step 3: Cross multiply
    38,380,534.64x = 57,551,241 × 12,812,355.44
  4. Step 4: Simplify right side
    38,380,534.64x = 737,366,955,705,101
  5. Step 5: Solve for x
    x = 737,366,955,705,101/38,380,534.64
  6. Step 6: Final answer
    x = 19,212,003.24

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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.