Home / 50,148,365.56-69,175,424.15-31,534,045.54

Finding the Fourth Proportional to 50,148,365.56, 69,175,424.15 and 31,534,045.54

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Solution

The fourth proportional to 50,148,365.56, 69,175,424.15 and 31,534,045.54 is: 43,498,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,148,365.56 : 69,175,424.15 = 31,534,045.54 : x
  2. Step 2: Convert to fraction form
    50,148,365.56/69,175,424.15 = 31,534,045.54/x
  3. Step 3: Cross multiply
    50,148,365.56x = 69,175,424.15 × 31,534,045.54
  4. Step 4: Simplify right side
    50,148,365.56x = 2,181,380,975,182,560
  5. Step 5: Solve for x
    x = 2,181,380,975,182,560/50,148,365.56
  6. Step 6: Final answer
    x = 43,498,545.78

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1.5x scale

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.