Home / 15,567,662.16-23,343,653.52-5,189,206.68

Finding the Fourth Proportional to 15,567,662.16, 23,343,653.52 and 5,189,206.68

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Solution

The fourth proportional to 15,567,662.16, 23,343,653.52 and 5,189,206.68 is: 7,781,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567,662.16 : 23,343,653.52 = 5,189,206.68 : x
  2. Step 2: Convert to fraction form
    15,567,662.16/23,343,653.52 = 5,189,206.68/x
  3. Step 3: Cross multiply
    15,567,662.16x = 23,343,653.52 × 5,189,206.68
  4. Step 4: Simplify right side
    15,567,662.16x = 121,135,042,781,589.50
  5. Step 5: Solve for x
    x = 121,135,042,781,589.50/15,567,662.16
  6. Step 6: Final answer
    x = 7,781,196.79

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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.