Home / 17,388,027.40-26,082,041.10-10,921,505.80

Finding the Fourth Proportional to 17,388,027.40, 26,082,041.10 and 10,921,505.80

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Solution

The fourth proportional to 17,388,027.40, 26,082,041.10 and 10,921,505.80 is: 16,382,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388,027.40 : 26,082,041.10 = 10,921,505.80 : x
  2. Step 2: Convert to fraction form
    17,388,027.40/26,082,041.10 = 10,921,505.80/x
  3. Step 3: Cross multiply
    17,388,027.40x = 26,082,041.10 × 10,921,505.80
  4. Step 4: Simplify right side
    17,388,027.40x = 284,855,163,149,488.44
  5. Step 5: Solve for x
    x = 284,855,163,149,488.44/17,388,027.40
  6. Step 6: Final answer
    x = 16,382,258.70

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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.