Home / 40,803,856.20-61,205,784.30-27,889,839.90

Finding the Fourth Proportional to 40,803,856.20, 61,205,784.30 and 27,889,839.90

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Solution

The fourth proportional to 40,803,856.20, 61,205,784.30 and 27,889,839.90 is: 41,834,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,856.20 : 61,205,784.30 = 27,889,839.90 : x
  2. Step 2: Convert to fraction form
    40,803,856.20/61,205,784.30 = 27,889,839.90/x
  3. Step 3: Cross multiply
    40,803,856.20x = 61,205,784.30 × 27,889,839.90
  4. Step 4: Simplify right side
    40,803,856.20x = 1,707,019,525,080,933.50
  5. Step 5: Solve for x
    x = 1,707,019,525,080,933.50/40,803,856.20
  6. Step 6: Final answer
    x = 41,834,759.85

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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.