Home / 55,424,783.16-76,469,401.98-38,679,077.25

Finding the Fourth Proportional to 55,424,783.16, 76,469,401.98 and 38,679,077.25

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Solution

The fourth proportional to 55,424,783.16, 76,469,401.98 and 38,679,077.25 is: 53,365,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,424,783.16 : 76,469,401.98 = 38,679,077.25 : x
  2. Step 2: Convert to fraction form
    55,424,783.16/76,469,401.98 = 38,679,077.25/x
  3. Step 3: Cross multiply
    55,424,783.16x = 76,469,401.98 × 38,679,077.25
  4. Step 4: Simplify right side
    55,424,783.16x = 2,957,765,906,445,723
  5. Step 5: Solve for x
    x = 2,957,765,906,445,723/55,424,783.16
  6. Step 6: Final answer
    x = 53,365,403.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.