Home / 10,307,361.43-15,455,744.11-5,452,278.83

Finding the Fourth Proportional to 10,307,361.43, 15,455,744.11 and 5,452,278.83

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Solution

The fourth proportional to 10,307,361.43, 15,455,744.11 and 5,452,278.83 is: 8,175,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,361.43 : 15,455,744.11 = 5,452,278.83 : x
  2. Step 2: Convert to fraction form
    10,307,361.43/15,455,744.11 = 5,452,278.83/x
  3. Step 3: Cross multiply
    10,307,361.43x = 15,455,744.11 × 5,452,278.83
  4. Step 4: Simplify right side
    10,307,361.43x = 84,269,026,456,615.34
  5. Step 5: Solve for x
    x = 84,269,026,456,615.34/10,307,361.43
  6. Step 6: Final answer
    x = 8,175,615.75

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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.