Home / 64,476,834.96-96,728,016.36-18,419,101.68

Finding the Fourth Proportional to 64,476,834.96, 96,728,016.36 and 18,419,101.68

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Solution

The fourth proportional to 64,476,834.96, 96,728,016.36 and 18,419,101.68 is: 27,632,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,476,834.96 : 96,728,016.36 = 18,419,101.68 : x
  2. Step 2: Convert to fraction form
    64,476,834.96/96,728,016.36 = 18,419,101.68/x
  3. Step 3: Cross multiply
    64,476,834.96x = 96,728,016.36 × 18,419,101.68
  4. Step 4: Simplify right side
    64,476,834.96x = 1,781,643,168,639,543.50
  5. Step 5: Solve for x
    x = 1,781,643,168,639,543.50/64,476,834.96
  6. Step 6: Final answer
    x = 27,632,298.79

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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.