Home / 72,761,047.44-100,446,254.31-44,899,104.13

Finding the Fourth Proportional to 72,761,047.44, 100,446,254.31 and 44,899,104.13

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Solution

The fourth proportional to 72,761,047.44, 100,446,254.31 and 44,899,104.13 is: 61,982,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,761,047.44 : 100,446,254.31 = 44,899,104.13 : x
  2. Step 2: Convert to fraction form
    72,761,047.44/100,446,254.31 = 44,899,104.13/x
  3. Step 3: Cross multiply
    72,761,047.44x = 100,446,254.31 × 44,899,104.13
  4. Step 4: Simplify right side
    72,761,047.44x = 4,509,946,831,650,407
  5. Step 5: Solve for x
    x = 4,509,946,831,650,407/72,761,047.44
  6. Step 6: Final answer
    x = 61,982,983.90

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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.