Home / 6,668,766.45-9,199,511.82-4,217,248.80

Finding the Fourth Proportional to 6,668,766.45, 9,199,511.82 and 4,217,248.80

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Solution

The fourth proportional to 6,668,766.45, 9,199,511.82 and 4,217,248.80 is: 5,817,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,766.45 : 9,199,511.82 = 4,217,248.80 : x
  2. Step 2: Convert to fraction form
    6,668,766.45/9,199,511.82 = 4,217,248.80/x
  3. Step 3: Cross multiply
    6,668,766.45x = 9,199,511.82 × 4,217,248.80
  4. Step 4: Simplify right side
    6,668,766.45x = 38,796,630,183,480.81
  5. Step 5: Solve for x
    x = 38,796,630,183,480.81/6,668,766.45
  6. Step 6: Final answer
    x = 5,817,662.15

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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.