Home / 55,607,274.80-76,737,298.24-31,161,466.16

Finding the Fourth Proportional to 55,607,274.80, 76,737,298.24 and 31,161,466.16

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Solution

The fourth proportional to 55,607,274.80, 76,737,298.24 and 31,161,466.16 is: 43,002,408.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,607,274.80 : 76,737,298.24 = 31,161,466.16 : x
  2. Step 2: Convert to fraction form
    55,607,274.80/76,737,298.24 = 31,161,466.16/x
  3. Step 3: Cross multiply
    55,607,274.80x = 76,737,298.24 × 31,161,466.16
  4. Step 4: Simplify right side
    55,607,274.80x = 2,391,246,722,315,587.50
  5. Step 5: Solve for x
    x = 2,391,246,722,315,587.50/55,607,274.80
  6. Step 6: Final answer
    x = 43,002,408.06

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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.