Home / 8,423,366.52-12,601,805.22-6,379,913.60

Finding the Fourth Proportional to 8,423,366.52, 12,601,805.22 and 6,379,913.60

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Solution

The fourth proportional to 8,423,366.52, 12,601,805.22 and 6,379,913.60 is: 9,544,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,366.52 : 12,601,805.22 = 6,379,913.60 : x
  2. Step 2: Convert to fraction form
    8,423,366.52/12,601,805.22 = 6,379,913.60/x
  3. Step 3: Cross multiply
    8,423,366.52x = 12,601,805.22 × 6,379,913.60
  4. Step 4: Simplify right side
    8,423,366.52x = 80,398,428,507,628.98
  5. Step 5: Solve for x
    x = 80,398,428,507,628.98/8,423,366.52
  6. Step 6: Final answer
    x = 9,544,690.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.