Home / 27,284,048.10-40,926,072.15-18,674,703.90

Finding the Fourth Proportional to 27,284,048.10, 40,926,072.15 and 18,674,703.90

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Solution

The fourth proportional to 27,284,048.10, 40,926,072.15 and 18,674,703.90 is: 28,012,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284,048.10 : 40,926,072.15 = 18,674,703.90 : x
  2. Step 2: Convert to fraction form
    27,284,048.10/40,926,072.15 = 18,674,703.90/x
  3. Step 3: Cross multiply
    27,284,048.10x = 40,926,072.15 × 18,674,703.90
  4. Step 4: Simplify right side
    27,284,048.10x = 764,282,279,191,286.25
  5. Step 5: Solve for x
    x = 764,282,279,191,286.25/27,284,048.10
  6. Step 6: Final answer
    x = 28,012,055.85

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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.