Home / 53,591,567.70-80,387,351.55-28,040,409.30

Finding the Fourth Proportional to 53,591,567.70, 80,387,351.55 and 28,040,409.30

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Solution

The fourth proportional to 53,591,567.70, 80,387,351.55 and 28,040,409.30 is: 42,060,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,591,567.70 : 80,387,351.55 = 28,040,409.30 : x
  2. Step 2: Convert to fraction form
    53,591,567.70/80,387,351.55 = 28,040,409.30/x
  3. Step 3: Cross multiply
    53,591,567.70x = 80,387,351.55 × 28,040,409.30
  4. Step 4: Simplify right side
    53,591,567.70x = 2,254,094,240,004,989.50
  5. Step 5: Solve for x
    x = 2,254,094,240,004,989.50/53,591,567.70
  6. Step 6: Final answer
    x = 42,060,613.95

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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.