Home / 55,993,375.20-83,990,062.80-15,603,859.20

Finding the Fourth Proportional to 55,993,375.20, 83,990,062.80 and 15,603,859.20

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Solution

The fourth proportional to 55,993,375.20, 83,990,062.80 and 15,603,859.20 is: 23,405,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993,375.20 : 83,990,062.80 = 15,603,859.20 : x
  2. Step 2: Convert to fraction form
    55,993,375.20/83,990,062.80 = 15,603,859.20/x
  3. Step 3: Cross multiply
    55,993,375.20x = 83,990,062.80 × 15,603,859.20
  4. Step 4: Simplify right side
    55,993,375.20x = 1,310,569,114,130,357.75
  5. Step 5: Solve for x
    x = 1,310,569,114,130,357.75/55,993,375.20
  6. Step 6: Final answer
    x = 23,405,788.80

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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.