Home / 5,408,420.49-7,463,621.61-2,961,186.93

Finding the Fourth Proportional to 5,408,420.49, 7,463,621.61 and 2,961,186.93

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Solution

The fourth proportional to 5,408,420.49, 7,463,621.61 and 2,961,186.93 is: 4,086,438.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,420.49 : 7,463,621.61 = 2,961,186.93 : x
  2. Step 2: Convert to fraction form
    5,408,420.49/7,463,621.61 = 2,961,186.93/x
  3. Step 3: Cross multiply
    5,408,420.49x = 7,463,621.61 × 2,961,186.93
  4. Step 4: Simplify right side
    5,408,420.49x = 22,101,178,761,997.56
  5. Step 5: Solve for x
    x = 22,101,178,761,997.56/5,408,420.49
  6. Step 6: Final answer
    x = 4,086,438.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.