Home / 55,743,039-76,925,394-31,297,277.88

Finding the Fourth Proportional to 55,743,039, 76,925,394 and 31,297,277.88

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Solution

The fourth proportional to 55,743,039, 76,925,394 and 31,297,277.88 is: 43,190,243.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743,039 : 76,925,394 = 31,297,277.88 : x
  2. Step 2: Convert to fraction form
    55,743,039/76,925,394 = 31,297,277.88/x
  3. Step 3: Cross multiply
    55,743,039x = 76,925,394 × 31,297,277.88
  4. Step 4: Simplify right side
    55,743,039x = 2,407,555,432,046,484.50
  5. Step 5: Solve for x
    x = 2,407,555,432,046,484.50/55,743,039
  6. Step 6: Final answer
    x = 43,190,243.58

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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.