Home / 10,388,736.20-15,583,104.06-2,815,701.80

Finding the Fourth Proportional to 10,388,736.20, 15,583,104.06 and 2,815,701.80

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Solution

The fourth proportional to 10,388,736.20, 15,583,104.06 and 2,815,701.80 is: 4,223,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,736.20 : 15,583,104.06 = 2,815,701.80 : x
  2. Step 2: Convert to fraction form
    10,388,736.20/15,583,104.06 = 2,815,701.80/x
  3. Step 3: Cross multiply
    10,388,736.20x = 15,583,104.06 × 2,815,701.80
  4. Step 4: Simplify right side
    10,388,736.20x = 43,877,374,151,329.30
  5. Step 5: Solve for x
    x = 43,877,374,151,329.30/10,388,736.20
  6. Step 6: Final answer
    x = 4,223,552.63

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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.