Home / 10,223,869.70-15,367,297.35-9,656,999.30

Finding the Fourth Proportional to 10,223,869.70, 15,367,297.35 and 9,656,999.30

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Solution

The fourth proportional to 10,223,869.70, 15,367,297.35 and 9,656,999.30 is: 14,515,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,869.70 : 15,367,297.35 = 9,656,999.30 : x
  2. Step 2: Convert to fraction form
    10,223,869.70/15,367,297.35 = 9,656,999.30/x
  3. Step 3: Cross multiply
    10,223,869.70x = 15,367,297.35 × 9,656,999.30
  4. Step 4: Simplify right side
    10,223,869.70x = 148,401,979,751,841.88
  5. Step 5: Solve for x
    x = 148,401,979,751,841.88/10,223,869.70
  6. Step 6: Final answer
    x = 14,515,245.61

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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.