Home / 35,448,139.55-48,934,775.94-20,761,778.45

Finding the Fourth Proportional to 35,448,139.55, 48,934,775.94 and 20,761,778.45

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Solution

The fourth proportional to 35,448,139.55, 48,934,775.94 and 20,761,778.45 is: 28,660,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448,139.55 : 48,934,775.94 = 20,761,778.45 : x
  2. Step 2: Convert to fraction form
    35,448,139.55/48,934,775.94 = 20,761,778.45/x
  3. Step 3: Cross multiply
    35,448,139.55x = 48,934,775.94 × 20,761,778.45
  4. Step 4: Simplify right side
    35,448,139.55x = 1,015,972,976,611,150.88
  5. Step 5: Solve for x
    x = 1,015,972,976,611,150.88/35,448,139.55
  6. Step 6: Final answer
    x = 28,660,826.48

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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.