Home / 9,639,667.76-14,458,992.38-3,161,889.81

Finding the Fourth Proportional to 9,639,667.76, 14,458,992.38 and 3,161,889.81

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Solution

The fourth proportional to 9,639,667.76, 14,458,992.38 and 3,161,889.81 is: 4,742,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,667.76 : 14,458,992.38 = 3,161,889.81 : x
  2. Step 2: Convert to fraction form
    9,639,667.76/14,458,992.38 = 3,161,889.81/x
  3. Step 3: Cross multiply
    9,639,667.76x = 14,458,992.38 × 3,161,889.81
  4. Step 4: Simplify right side
    9,639,667.76x = 45,717,740,653,380.20
  5. Step 5: Solve for x
    x = 45,717,740,653,380.20/9,639,667.76
  6. Step 6: Final answer
    x = 4,742,667.67

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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.