Home / 57,267,648.96-85,914,927.36-18,929,165.28

Finding the Fourth Proportional to 57,267,648.96, 85,914,927.36 and 18,929,165.28

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Solution

The fourth proportional to 57,267,648.96, 85,914,927.36 and 18,929,165.28 is: 28,398,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,648.96 : 85,914,927.36 = 18,929,165.28 : x
  2. Step 2: Convert to fraction form
    57,267,648.96/85,914,927.36 = 18,929,165.28/x
  3. Step 3: Cross multiply
    57,267,648.96x = 85,914,927.36 × 18,929,165.28
  4. Step 4: Simplify right side
    57,267,648.96x = 1,626,297,860,016,634.25
  5. Step 5: Solve for x
    x = 1,626,297,860,016,634.25/57,267,648.96
  6. Step 6: Final answer
    x = 28,398,194.96

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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.