Home / 72,610,093-108,947,302.80-38,058,283.54

Finding the Fourth Proportional to 72,610,093, 108,947,302.80 and 38,058,283.54

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Solution

The fourth proportional to 72,610,093, 108,947,302.80 and 38,058,283.54 is: 57,104,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,093 : 108,947,302.80 = 38,058,283.54 : x
  2. Step 2: Convert to fraction form
    72,610,093/108,947,302.80 = 38,058,283.54/x
  3. Step 3: Cross multiply
    72,610,093x = 108,947,302.80 × 38,058,283.54
  4. Step 4: Simplify right side
    72,610,093x = 4,146,347,340,880,635.50
  5. Step 5: Solve for x
    x = 4,146,347,340,880,635.50/72,610,093
  6. Step 6: Final answer
    x = 57,104,283.57

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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.