Home / 17,967,392.10-26,960,419.35-7,871,033.70

Finding the Fourth Proportional to 17,967,392.10, 26,960,419.35 and 7,871,033.70

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Solution

The fourth proportional to 17,967,392.10, 26,960,419.35 and 7,871,033.70 is: 11,810,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967,392.10 : 26,960,419.35 = 7,871,033.70 : x
  2. Step 2: Convert to fraction form
    17,967,392.10/26,960,419.35 = 7,871,033.70/x
  3. Step 3: Cross multiply
    17,967,392.10x = 26,960,419.35 × 7,871,033.70
  4. Step 4: Simplify right side
    17,967,392.10x = 212,206,369,269,982.12
  5. Step 5: Solve for x
    x = 212,206,369,269,982.12/17,967,392.10
  6. Step 6: Final answer
    x = 11,810,638.30

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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.