Home / 26,621,238.53-39,943,257.50-8,426,914.85

Finding the Fourth Proportional to 26,621,238.53, 39,943,257.50 and 8,426,914.85

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Solution

The fourth proportional to 26,621,238.53, 39,943,257.50 and 8,426,914.85 is: 12,643,980.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621,238.53 : 39,943,257.50 = 8,426,914.85 : x
  2. Step 2: Convert to fraction form
    26,621,238.53/39,943,257.50 = 8,426,914.85/x
  3. Step 3: Cross multiply
    26,621,238.53x = 39,943,257.50 × 8,426,914.85
  4. Step 4: Simplify right side
    26,621,238.53x = 336,598,429,905,049.25
  5. Step 5: Solve for x
    x = 336,598,429,905,049.25/26,621,238.53
  6. Step 6: Final answer
    x = 12,643,980.84

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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.