Home / 28,560,538.73-42,840,309.84-6,995,327.26

Finding the Fourth Proportional to 28,560,538.73, 42,840,309.84 and 6,995,327.26

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Solution

The fourth proportional to 28,560,538.73, 42,840,309.84 and 6,995,327.26 is: 10,492,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,538.73 : 42,840,309.84 = 6,995,327.26 : x
  2. Step 2: Convert to fraction form
    28,560,538.73/42,840,309.84 = 6,995,327.26/x
  3. Step 3: Cross multiply
    28,560,538.73x = 42,840,309.84 × 6,995,327.26
  4. Step 4: Simplify right side
    28,560,538.73x = 299,681,987,143,497.50
  5. Step 5: Solve for x
    x = 299,681,987,143,497.50/28,560,538.73
  6. Step 6: Final answer
    x = 10,492,868.85

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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.