Home / 18,836,730-28,259,307-6,869,466

Finding the Fourth Proportional to 18,836,730, 28,259,307 and 6,869,466

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Solution

The fourth proportional to 18,836,730, 28,259,307 and 6,869,466 is: 10,305,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,730 : 28,259,307 = 6,869,466 : x
  2. Step 2: Convert to fraction form
    18,836,730/28,259,307 = 6,869,466/x
  3. Step 3: Cross multiply
    18,836,730x = 28,259,307 × 6,869,466
  4. Step 4: Simplify right side
    18,836,730x = 194,126,348,620,062
  5. Step 5: Solve for x
    x = 194,126,348,620,062/18,836,730
  6. Step 6: Final answer
    x = 10,305,735.05

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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.