Home / 18,836,732-28,259,310-6,869,468

Finding the Fourth Proportional to 18,836,732, 28,259,310 and 6,869,468

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Solution

The fourth proportional to 18,836,732, 28,259,310 and 6,869,468 is: 10,305,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,732 : 28,259,310 = 6,869,468 : x
  2. Step 2: Convert to fraction form
    18,836,732/28,259,310 = 6,869,468/x
  3. Step 3: Cross multiply
    18,836,732x = 28,259,310 × 6,869,468
  4. Step 4: Simplify right side
    18,836,732x = 194,126,425,747,080
  5. Step 5: Solve for x
    x = 194,126,425,747,080/18,836,732
  6. Step 6: Final answer
    x = 10,305,738.05

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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.