Home / 39,728,329.44-59,560,335.51-12,420,565.81

Finding the Fourth Proportional to 39,728,329.44, 59,560,335.51 and 12,420,565.81

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Solution

The fourth proportional to 39,728,329.44, 59,560,335.51 and 12,420,565.81 is: 18,620,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728,329.44 : 59,560,335.51 = 12,420,565.81 : x
  2. Step 2: Convert to fraction form
    39,728,329.44/59,560,335.51 = 12,420,565.81/x
  3. Step 3: Cross multiply
    39,728,329.44x = 59,560,335.51 × 12,420,565.81
  4. Step 4: Simplify right side
    39,728,329.44x = 739,773,066,569,833.25
  5. Step 5: Solve for x
    x = 739,773,066,569,833.25/39,728,329.44
  6. Step 6: Final answer
    x = 18,620,794.71

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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.