Home / 55,733,369.16-76,912,999.92-30,616,537.26

Finding the Fourth Proportional to 55,733,369.16, 76,912,999.92 and 30,616,537.26

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Solution

The fourth proportional to 55,733,369.16, 76,912,999.92 and 30,616,537.26 is: 42,251,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733,369.16 : 76,912,999.92 = 30,616,537.26 : x
  2. Step 2: Convert to fraction form
    55,733,369.16/76,912,999.92 = 30,616,537.26/x
  3. Step 3: Cross multiply
    55,733,369.16x = 76,912,999.92 × 30,616,537.26
  4. Step 4: Simplify right side
    55,733,369.16x = 2,354,809,727,829,057
  5. Step 5: Solve for x
    x = 2,354,809,727,829,057/55,733,369.16
  6. Step 6: Final answer
    x = 42,251,343.55

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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.