Home / 51,542,697.52-77,314,512.84-15,640,905.52

Finding the Fourth Proportional to 51,542,697.52, 77,314,512.84 and 15,640,905.52

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Solution

The fourth proportional to 51,542,697.52, 77,314,512.84 and 15,640,905.52 is: 23,461,499.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,542,697.52 : 77,314,512.84 = 15,640,905.52 : x
  2. Step 2: Convert to fraction form
    51,542,697.52/77,314,512.84 = 15,640,905.52/x
  3. Step 3: Cross multiply
    51,542,697.52x = 77,314,512.84 × 15,640,905.52
  4. Step 4: Simplify right side
    51,542,697.52x = 1,209,268,990,655,267
  5. Step 5: Solve for x
    x = 1,209,268,990,655,267/51,542,697.52
  6. Step 6: Final answer
    x = 23,461,499.86

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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.