Home / 55,853,644.80-83,780,467.20-15,464,128.80

Finding the Fourth Proportional to 55,853,644.80, 83,780,467.20 and 15,464,128.80

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Solution

The fourth proportional to 55,853,644.80, 83,780,467.20 and 15,464,128.80 is: 23,196,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,853,644.80 : 83,780,467.20 = 15,464,128.80 : x
  2. Step 2: Convert to fraction form
    55,853,644.80/83,780,467.20 = 15,464,128.80/x
  3. Step 3: Cross multiply
    55,853,644.80x = 83,780,467.20 × 15,464,128.80
  4. Step 4: Simplify right side
    55,853,644.80x = 1,295,591,935,704,975.50
  5. Step 5: Solve for x
    x = 1,295,591,935,704,975.50/55,853,644.80
  6. Step 6: Final answer
    x = 23,196,193.20

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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.