Home / 17,967,380.60-26,960,402.10-7,871,022.20

Finding the Fourth Proportional to 17,967,380.60, 26,960,402.10 and 7,871,022.20

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Solution

The fourth proportional to 17,967,380.60, 26,960,402.10 and 7,871,022.20 is: 11,810,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967,380.60 : 26,960,402.10 = 7,871,022.20 : x
  2. Step 2: Convert to fraction form
    17,967,380.60/26,960,402.10 = 7,871,022.20/x
  3. Step 3: Cross multiply
    17,967,380.60x = 26,960,402.10 × 7,871,022.20
  4. Step 4: Simplify right side
    17,967,380.60x = 212,205,923,450,026.62
  5. Step 5: Solve for x
    x = 212,205,923,450,026.62/17,967,380.60
  6. Step 6: Final answer
    x = 11,810,621.05

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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.