Home / 53,892,822.40-80,839,233.60-15,555,587.20

Finding the Fourth Proportional to 53,892,822.40, 80,839,233.60 and 15,555,587.20

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Solution

The fourth proportional to 53,892,822.40, 80,839,233.60 and 15,555,587.20 is: 23,333,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892,822.40 : 80,839,233.60 = 15,555,587.20 : x
  2. Step 2: Convert to fraction form
    53,892,822.40/80,839,233.60 = 15,555,587.20/x
  3. Step 3: Cross multiply
    53,892,822.40x = 80,839,233.60 × 15,555,587.20
  4. Step 4: Simplify right side
    53,892,822.40x = 1,257,501,747,445,969.75
  5. Step 5: Solve for x
    x = 1,257,501,747,445,969.75/53,892,822.40
  6. Step 6: Final answer
    x = 23,333,380.80

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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.