Home / 8,414,216.56-11,609,690.88-5,313,012.16

Finding the Fourth Proportional to 8,414,216.56, 11,609,690.88 and 5,313,012.16

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Solution

The fourth proportional to 8,414,216.56, 11,609,690.88 and 5,313,012.16 is: 7,330,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414,216.56 : 11,609,690.88 = 5,313,012.16 : x
  2. Step 2: Convert to fraction form
    8,414,216.56/11,609,690.88 = 5,313,012.16/x
  3. Step 3: Cross multiply
    8,414,216.56x = 11,609,690.88 × 5,313,012.16
  4. Step 4: Simplify right side
    8,414,216.56x = 61,682,428,819,281.11
  5. Step 5: Solve for x
    x = 61,682,428,819,281.11/8,414,216.56
  6. Step 6: Final answer
    x = 7,330,739.40

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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.