Home / 10,090,869.22-15,135,761.18-4,968,192.30

Finding the Fourth Proportional to 10,090,869.22, 15,135,761.18 and 4,968,192.30

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Solution

The fourth proportional to 10,090,869.22, 15,135,761.18 and 4,968,192.30 is: 7,452,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,869.22 : 15,135,761.18 = 4,968,192.30 : x
  2. Step 2: Convert to fraction form
    10,090,869.22/15,135,761.18 = 4,968,192.30/x
  3. Step 3: Cross multiply
    10,090,869.22x = 15,135,761.18 × 4,968,192.30
  4. Step 4: Simplify right side
    10,090,869.22x = 75,197,372,149,114.91
  5. Step 5: Solve for x
    x = 75,197,372,149,114.91/10,090,869.22
  6. Step 6: Final answer
    x = 7,452,021.28

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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.