Home / 12,601,376.10-18,889,622.55-6,206,393.70

Finding the Fourth Proportional to 12,601,376.10, 18,889,622.55 and 6,206,393.70

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Solution

The fourth proportional to 12,601,376.10, 18,889,622.55 and 6,206,393.70 is: 9,303,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,376.10 : 18,889,622.55 = 6,206,393.70 : x
  2. Step 2: Convert to fraction form
    12,601,376.10/18,889,622.55 = 6,206,393.70/x
  3. Step 3: Cross multiply
    12,601,376.10x = 18,889,622.55 × 6,206,393.70
  4. Step 4: Simplify right side
    12,601,376.10x = 117,236,434,389,697.94
  5. Step 5: Solve for x
    x = 117,236,434,389,697.94/12,601,376.10
  6. Step 6: Final answer
    x = 9,303,462.85

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1.5x scale

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.