Home / 57,454,883.31-86,175,958.75-20,565,299.96

Finding the Fourth Proportional to 57,454,883.31, 86,175,958.75 and 20,565,299.96

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Solution

The fourth proportional to 57,454,883.31, 86,175,958.75 and 20,565,299.96 is: 30,845,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454,883.31 : 86,175,958.75 = 20,565,299.96 : x
  2. Step 2: Convert to fraction form
    57,454,883.31/86,175,958.75 = 20,565,299.96/x
  3. Step 3: Cross multiply
    57,454,883.31x = 86,175,958.75 × 20,565,299.96
  4. Step 4: Simplify right side
    57,454,883.31x = 1,772,234,440,875,203.25
  5. Step 5: Solve for x
    x = 1,772,234,440,875,203.25/57,454,883.31
  6. Step 6: Final answer
    x = 30,845,671.22

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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.