Home / 68,803,112.86-94,926,919.94-39,028,853.80

Finding the Fourth Proportional to 68,803,112.86, 94,926,919.94 and 39,028,853.80

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Solution

The fourth proportional to 68,803,112.86, 94,926,919.94 and 39,028,853.80 is: 53,847,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,803,112.86 : 94,926,919.94 = 39,028,853.80 : x
  2. Step 2: Convert to fraction form
    68,803,112.86/94,926,919.94 = 39,028,853.80/x
  3. Step 3: Cross multiply
    68,803,112.86x = 94,926,919.94 × 39,028,853.80
  4. Step 4: Simplify right side
    68,803,112.86x = 3,704,888,880,022,564.50
  5. Step 5: Solve for x
    x = 3,704,888,880,022,564.50/68,803,112.86
  6. Step 6: Final answer
    x = 53,847,692.73

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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.