Home / 40,482,959.87-60,724,365.96-13,189,220.38

Finding the Fourth Proportional to 40,482,959.87, 60,724,365.96 and 13,189,220.38

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Solution

The fourth proportional to 40,482,959.87, 60,724,365.96 and 13,189,220.38 is: 19,783,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482,959.87 : 60,724,365.96 = 13,189,220.38 : x
  2. Step 2: Convert to fraction form
    40,482,959.87/60,724,365.96 = 13,189,220.38/x
  3. Step 3: Cross multiply
    40,482,959.87x = 60,724,365.96 × 13,189,220.38
  4. Step 4: Simplify right side
    40,482,959.87x = 800,907,044,930,399.38
  5. Step 5: Solve for x
    x = 800,907,044,930,399.38/40,482,959.87
  6. Step 6: Final answer
    x = 19,783,806.51

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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.