Home / 18,135,065.40-27,202,598.10-17,967,103.80

Finding the Fourth Proportional to 18,135,065.40, 27,202,598.10 and 17,967,103.80

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Solution

The fourth proportional to 18,135,065.40, 27,202,598.10 and 17,967,103.80 is: 26,950,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,065.40 : 27,202,598.10 = 17,967,103.80 : x
  2. Step 2: Convert to fraction form
    18,135,065.40/27,202,598.10 = 17,967,103.80/x
  3. Step 3: Cross multiply
    18,135,065.40x = 27,202,598.10 × 17,967,103.80
  4. Step 4: Simplify right side
    18,135,065.40x = 488,751,903,692,382.81
  5. Step 5: Solve for x
    x = 488,751,903,692,382.81/18,135,065.40
  6. Step 6: Final answer
    x = 26,950,655.70

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1.5x scale

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.