Home / 6,690,594.72-9,236,840.40-4,405,389.60

Finding the Fourth Proportional to 6,690,594.72, 9,236,840.40 and 4,405,389.60

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Solution

The fourth proportional to 6,690,594.72, 9,236,840.40 and 4,405,389.60 is: 6,081,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,594.72 : 9,236,840.40 = 4,405,389.60 : x
  2. Step 2: Convert to fraction form
    6,690,594.72/9,236,840.40 = 4,405,389.60/x
  3. Step 3: Cross multiply
    6,690,594.72x = 9,236,840.40 × 4,405,389.60
  4. Step 4: Simplify right side
    6,690,594.72x = 40,691,880,635,019.84
  5. Step 5: Solve for x
    x = 40,691,880,635,019.84/6,690,594.72
  6. Step 6: Final answer
    x = 6,081,952.70

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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.