Home / 9,404,588.28-12,978,474.03-5,275,534.71

Finding the Fourth Proportional to 9,404,588.28, 12,978,474.03 and 5,275,534.71

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Solution

The fourth proportional to 9,404,588.28, 12,978,474.03 and 5,275,534.71 is: 7,280,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,404,588.28 : 12,978,474.03 = 5,275,534.71 : x
  2. Step 2: Convert to fraction form
    9,404,588.28/12,978,474.03 = 5,275,534.71/x
  3. Step 3: Cross multiply
    9,404,588.28x = 12,978,474.03 × 5,275,534.71
  4. Step 4: Simplify right side
    9,404,588.28x = 68,468,390,228,098.58
  5. Step 5: Solve for x
    x = 68,468,390,228,098.58/9,404,588.28
  6. Step 6: Final answer
    x = 7,280,317.67

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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.