Home / 5,728,731.15-7,905,491.34-3,150,411.93

Finding the Fourth Proportional to 5,728,731.15, 7,905,491.34 and 3,150,411.93

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Solution

The fourth proportional to 5,728,731.15, 7,905,491.34 and 3,150,411.93 is: 4,347,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,731.15 : 7,905,491.34 = 3,150,411.93 : x
  2. Step 2: Convert to fraction form
    5,728,731.15/7,905,491.34 = 3,150,411.93/x
  3. Step 3: Cross multiply
    5,728,731.15x = 7,905,491.34 × 3,150,411.93
  4. Step 4: Simplify right side
    5,728,731.15x = 24,905,554,230,047.69
  5. Step 5: Solve for x
    x = 24,905,554,230,047.69/5,728,731.15
  6. Step 6: Final answer
    x = 4,347,481.77

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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.