Home / 17,967,361.10-26,960,372.85-7,871,002.70

Finding the Fourth Proportional to 17,967,361.10, 26,960,372.85 and 7,871,002.70

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Solution

The fourth proportional to 17,967,361.10, 26,960,372.85 and 7,871,002.70 is: 11,810,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967,361.10 : 26,960,372.85 = 7,871,002.70 : x
  2. Step 2: Convert to fraction form
    17,967,361.10/26,960,372.85 = 7,871,002.70/x
  3. Step 3: Cross multiply
    17,967,361.10x = 26,960,372.85 × 7,871,002.70
  4. Step 4: Simplify right side
    17,967,361.10x = 212,205,167,495,356.72
  5. Step 5: Solve for x
    x = 212,205,167,495,356.72/17,967,361.10
  6. Step 6: Final answer
    x = 11,810,591.79

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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.