Home / 72,228,011.21-108,319,258.34-23,694,555.54

Finding the Fourth Proportional to 72,228,011.21, 108,319,258.34 and 23,694,555.54

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Solution

The fourth proportional to 72,228,011.21, 108,319,258.34 and 23,694,555.54 is: 35,534,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,228,011.21 : 108,319,258.34 = 23,694,555.54 : x
  2. Step 2: Convert to fraction form
    72,228,011.21/108,319,258.34 = 23,694,555.54/x
  3. Step 3: Cross multiply
    72,228,011.21x = 108,319,258.34 × 23,694,555.54
  4. Step 4: Simplify right side
    72,228,011.21x = 2,566,576,683,165,317.50
  5. Step 5: Solve for x
    x = 2,566,576,683,165,317.50/72,228,011.21
  6. Step 6: Final answer
    x = 35,534,367.35

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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.