Home / 20,339,910.33-28,069,282.44-11,047,570.19

Finding the Fourth Proportional to 20,339,910.33, 28,069,282.44 and 11,047,570.19

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Solution

The fourth proportional to 20,339,910.33, 28,069,282.44 and 11,047,570.19 is: 15,245,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,339,910.33 : 28,069,282.44 = 11,047,570.19 : x
  2. Step 2: Convert to fraction form
    20,339,910.33/28,069,282.44 = 11,047,570.19/x
  3. Step 3: Cross multiply
    20,339,910.33x = 28,069,282.44 × 11,047,570.19
  4. Step 4: Simplify right side
    20,339,910.33x = 310,097,367,798,488.06
  5. Step 5: Solve for x
    x = 310,097,367,798,488.06/20,339,910.33
  6. Step 6: Final answer
    x = 15,245,758.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.