Home / 6,515,101.52-8,990,836.58-3,574,937.90

Finding the Fourth Proportional to 6,515,101.52, 8,990,836.58 and 3,574,937.90

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Solution

The fourth proportional to 6,515,101.52, 8,990,836.58 and 3,574,937.90 is: 4,933,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,101.52 : 8,990,836.58 = 3,574,937.90 : x
  2. Step 2: Convert to fraction form
    6,515,101.52/8,990,836.58 = 3,574,937.90/x
  3. Step 3: Cross multiply
    6,515,101.52x = 8,990,836.58 × 3,574,937.90
  4. Step 4: Simplify right side
    6,515,101.52x = 32,141,682,442,548.38
  5. Step 5: Solve for x
    x = 32,141,682,442,548.38/6,515,101.52
  6. Step 6: Final answer
    x = 4,933,412.37

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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.