Home / 6,515,055.60-8,990,830.92-3,614,636.64

Finding the Fourth Proportional to 6,515,055.60, 8,990,830.92 and 3,614,636.64

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Solution

The fourth proportional to 6,515,055.60, 8,990,830.92 and 3,614,636.64 is: 4,988,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,055.60 : 8,990,830.92 = 3,614,636.64 : x
  2. Step 2: Convert to fraction form
    6,515,055.60/8,990,830.92 = 3,614,636.64/x
  3. Step 3: Cross multiply
    6,515,055.60x = 8,990,830.92 × 3,614,636.64
  4. Step 4: Simplify right side
    6,515,055.60x = 32,498,586,867,476.91
  5. Step 5: Solve for x
    x = 32,498,586,867,476.91/6,515,055.60
  6. Step 6: Final answer
    x = 4,988,228.63

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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.