Home / 20,082,559.36-27,714,115.56-10,915,225.60

Finding the Fourth Proportional to 20,082,559.36, 27,714,115.56 and 10,915,225.60

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Solution

The fourth proportional to 20,082,559.36, 27,714,115.56 and 10,915,225.60 is: 15,063,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082,559.36 : 27,714,115.56 = 10,915,225.60 : x
  2. Step 2: Convert to fraction form
    20,082,559.36/27,714,115.56 = 10,915,225.60/x
  3. Step 3: Cross multiply
    20,082,559.36x = 27,714,115.56 × 10,915,225.60
  4. Step 4: Simplify right side
    20,082,559.36x = 302,505,823,641,870.31
  5. Step 5: Solve for x
    x = 302,505,823,641,870.31/20,082,559.36
  6. Step 6: Final answer
    x = 15,063,111.14

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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.