Home / 6,515,141.07-8,983,486.85-4,157,166.88

Finding the Fourth Proportional to 6,515,141.07, 8,983,486.85 and 4,157,166.88

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Solution

The fourth proportional to 6,515,141.07, 8,983,486.85 and 4,157,166.88 is: 5,732,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,141.07 : 8,983,486.85 = 4,157,166.88 : x
  2. Step 2: Convert to fraction form
    6,515,141.07/8,983,486.85 = 4,157,166.88/x
  3. Step 3: Cross multiply
    6,515,141.07x = 8,983,486.85 × 4,157,166.88
  4. Step 4: Simplify right side
    6,515,141.07x = 37,345,853,999,735.52
  5. Step 5: Solve for x
    x = 37,345,853,999,735.52/6,515,141.07
  6. Step 6: Final answer
    x = 5,732,163.52

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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.