Home / 71,792,258.46-99,071,971.04-43,912,920.69

Finding the Fourth Proportional to 71,792,258.46, 99,071,971.04 and 43,912,920.69

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Solution

The fourth proportional to 71,792,258.46, 99,071,971.04 and 43,912,920.69 is: 60,599,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,792,258.46 : 99,071,971.04 = 43,912,920.69 : x
  2. Step 2: Convert to fraction form
    71,792,258.46/99,071,971.04 = 43,912,920.69/x
  3. Step 3: Cross multiply
    71,792,258.46x = 99,071,971.04 × 43,912,920.69
  4. Step 4: Simplify right side
    71,792,258.46x = 4,350,539,606,661,932
  5. Step 5: Solve for x
    x = 4,350,539,606,661,932/71,792,258.46
  6. Step 6: Final answer
    x = 60,599,007.47

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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.