Home / 72,440,261.46-108,663,756.54-23,258,121.75

Finding the Fourth Proportional to 72,440,261.46, 108,663,756.54 and 23,258,121.75

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Solution

The fourth proportional to 72,440,261.46, 108,663,756.54 and 23,258,121.75 is: 34,888,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,440,261.46 : 108,663,756.54 = 23,258,121.75 : x
  2. Step 2: Convert to fraction form
    72,440,261.46/108,663,756.54 = 23,258,121.75/x
  3. Step 3: Cross multiply
    72,440,261.46x = 108,663,756.54 × 23,258,121.75
  4. Step 4: Simplify right side
    72,440,261.46x = 2,527,314,879,419,679
  5. Step 5: Solve for x
    x = 2,527,314,879,419,679/72,440,261.46
  6. Step 6: Final answer
    x = 34,888,262.80

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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.