Home / 55,511,433.55-76,613,795.22-31,985,466.23

Finding the Fourth Proportional to 55,511,433.55, 76,613,795.22 and 31,985,466.23

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Solution

The fourth proportional to 55,511,433.55, 76,613,795.22 and 31,985,466.23 is: 44,144,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,511,433.55 : 76,613,795.22 = 31,985,466.23 : x
  2. Step 2: Convert to fraction form
    55,511,433.55/76,613,795.22 = 31,985,466.23/x
  3. Step 3: Cross multiply
    55,511,433.55x = 76,613,795.22 × 31,985,466.23
  4. Step 4: Simplify right side
    55,511,433.55x = 2,450,527,959,761,445.50
  5. Step 5: Solve for x
    x = 2,450,527,959,761,445.50/55,511,433.55
  6. Step 6: Final answer
    x = 44,144,562.72

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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.