Home / 55,689,378.06-83,616,067.98-31,145,391.96

Finding the Fourth Proportional to 55,689,378.06, 83,616,067.98 and 31,145,391.96

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Solution

The fourth proportional to 55,689,378.06, 83,616,067.98 and 31,145,391.96 is: 46,763,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689,378.06 : 83,616,067.98 = 31,145,391.96 : x
  2. Step 2: Convert to fraction form
    55,689,378.06/83,616,067.98 = 31,145,391.96/x
  3. Step 3: Cross multiply
    55,689,378.06x = 83,616,067.98 × 31,145,391.96
  4. Step 4: Simplify right side
    55,689,378.06x = 2,604,255,211,391,105.50
  5. Step 5: Solve for x
    x = 2,604,255,211,391,105.50/55,689,378.06
  6. Step 6: Final answer
    x = 46,763,948.57

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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.