Home / 66,510,258.72-91,764,097.52-38,627,594.24

Finding the Fourth Proportional to 66,510,258.72, 91,764,097.52 and 38,627,594.24

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Solution

The fourth proportional to 66,510,258.72, 91,764,097.52 and 38,627,594.24 is: 53,294,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,510,258.72 : 91,764,097.52 = 38,627,594.24 : x
  2. Step 2: Convert to fraction form
    66,510,258.72/91,764,097.52 = 38,627,594.24/x
  3. Step 3: Cross multiply
    66,510,258.72x = 91,764,097.52 × 38,627,594.24
  4. Step 4: Simplify right side
    66,510,258.72x = 3,544,626,324,802,350.50
  5. Step 5: Solve for x
    x = 3,544,626,324,802,350.50/66,510,258.72
  6. Step 6: Final answer
    x = 53,294,429.96

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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.