Home / 6,690,582.72-9,236,823.84-4,405,377.60

Finding the Fourth Proportional to 6,690,582.72, 9,236,823.84 and 4,405,377.60

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Solution

The fourth proportional to 6,690,582.72, 9,236,823.84 and 4,405,377.60 is: 6,081,936.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,582.72 : 9,236,823.84 = 4,405,377.60 : x
  2. Step 2: Convert to fraction form
    6,690,582.72/9,236,823.84 = 4,405,377.60/x
  3. Step 3: Cross multiply
    6,690,582.72x = 9,236,823.84 × 4,405,377.60
  4. Step 4: Simplify right side
    6,690,582.72x = 40,691,696,839,881.98
  5. Step 5: Solve for x
    x = 40,691,696,839,881.98/6,690,582.72
  6. Step 6: Final answer
    x = 6,081,936.14

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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.