Home / 55,395,874.80-83,093,812.20-31,508,002.80

Finding the Fourth Proportional to 55,395,874.80, 83,093,812.20 and 31,508,002.80

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Solution

The fourth proportional to 55,395,874.80, 83,093,812.20 and 31,508,002.80 is: 47,262,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,395,874.80 : 83,093,812.20 = 31,508,002.80 : x
  2. Step 2: Convert to fraction form
    55,395,874.80/83,093,812.20 = 31,508,002.80/x
  3. Step 3: Cross multiply
    55,395,874.80x = 83,093,812.20 × 31,508,002.80
  4. Step 4: Simplify right side
    55,395,874.80x = 2,618,120,067,460,274.50
  5. Step 5: Solve for x
    x = 2,618,120,067,460,274.50/55,395,874.80
  6. Step 6: Final answer
    x = 47,262,004.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.