Home / 71,589,781.06-98,791,116.82-43,759,089.32

Finding the Fourth Proportional to 71,589,781.06, 98,791,116.82 and 43,759,089.32

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Solution

The fourth proportional to 71,589,781.06, 98,791,116.82 and 43,759,089.32 is: 60,385,843.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589,781.06 : 98,791,116.82 = 43,759,089.32 : x
  2. Step 2: Convert to fraction form
    71,589,781.06/98,791,116.82 = 43,759,089.32/x
  3. Step 3: Cross multiply
    71,589,781.06x = 98,791,116.82 × 43,759,089.32
  4. Step 4: Simplify right side
    71,589,781.06x = 4,323,009,304,901,281
  5. Step 5: Solve for x
    x = 4,323,009,304,901,281/71,589,781.06
  6. Step 6: Final answer
    x = 60,385,843.36

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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.