Home / 5,728,969.76-7,905,820.46-3,150,650.25

Finding the Fourth Proportional to 5,728,969.76, 7,905,820.46 and 3,150,650.25

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Solution

The fourth proportional to 5,728,969.76, 7,905,820.46 and 3,150,650.25 is: 4,347,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,969.76 : 7,905,820.46 = 3,150,650.25 : x
  2. Step 2: Convert to fraction form
    5,728,969.76/7,905,820.46 = 3,150,650.25/x
  3. Step 3: Cross multiply
    5,728,969.76x = 7,905,820.46 × 3,150,650.25
  4. Step 4: Simplify right side
    5,728,969.76x = 24,908,475,193,000.86
  5. Step 5: Solve for x
    x = 24,908,475,193,000.86/5,728,969.76
  6. Step 6: Final answer
    x = 4,347,810.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.