Home / 55,801,449.96-77,043,578.34-49,902,781.80

Finding the Fourth Proportional to 55,801,449.96, 77,043,578.34 and 49,902,781.80

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Solution

The fourth proportional to 55,801,449.96, 77,043,578.34 and 49,902,781.80 is: 68,899,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801,449.96 : 77,043,578.34 = 49,902,781.80 : x
  2. Step 2: Convert to fraction form
    55,801,449.96/77,043,578.34 = 49,902,781.80/x
  3. Step 3: Cross multiply
    55,801,449.96x = 77,043,578.34 × 49,902,781.80
  4. Step 4: Simplify right side
    55,801,449.96x = 3,844,688,878,992,226
  5. Step 5: Solve for x
    x = 3,844,688,878,992,226/55,801,449.96
  6. Step 6: Final answer
    x = 68,899,444.04

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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.