Home / 9,745,412.46-13,448,505.96-5,394,405.12

Finding the Fourth Proportional to 9,745,412.46, 13,448,505.96 and 5,394,405.12

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Solution

The fourth proportional to 9,745,412.46, 13,448,505.96 and 5,394,405.12 is: 7,444,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745,412.46 : 13,448,505.96 = 5,394,405.12 : x
  2. Step 2: Convert to fraction form
    9,745,412.46/13,448,505.96 = 5,394,405.12/x
  3. Step 3: Cross multiply
    9,745,412.46x = 13,448,505.96 × 5,394,405.12
  4. Step 4: Simplify right side
    9,745,412.46x = 72,546,689,406,974.52
  5. Step 5: Solve for x
    x = 72,546,689,406,974.52/9,745,412.46
  6. Step 6: Final answer
    x = 7,444,188.71

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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.