Home / 55,853,636.80-83,780,455.20-15,464,120.80

Finding the Fourth Proportional to 55,853,636.80, 83,780,455.20 and 15,464,120.80

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Solution

The fourth proportional to 55,853,636.80, 83,780,455.20 and 15,464,120.80 is: 23,196,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,853,636.80 : 83,780,455.20 = 15,464,120.80 : x
  2. Step 2: Convert to fraction form
    55,853,636.80/83,780,455.20 = 15,464,120.80/x
  3. Step 3: Cross multiply
    55,853,636.80x = 83,780,455.20 × 15,464,120.80
  4. Step 4: Simplify right side
    55,853,636.80x = 1,295,591,079,891,788.25
  5. Step 5: Solve for x
    x = 1,295,591,079,891,788.25/55,853,636.80
  6. Step 6: Final answer
    x = 23,196,181.20

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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.