Home / 12,213,059.42-16,853,364.15-6,780,201.50

Finding the Fourth Proportional to 12,213,059.42, 16,853,364.15 and 6,780,201.50

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Solution

The fourth proportional to 12,213,059.42, 16,853,364.15 and 6,780,201.50 is: 9,356,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,213,059.42 : 16,853,364.15 = 6,780,201.50 : x
  2. Step 2: Convert to fraction form
    12,213,059.42/16,853,364.15 = 6,780,201.50/x
  3. Step 3: Cross multiply
    12,213,059.42x = 16,853,364.15 × 6,780,201.50
  4. Step 4: Simplify right side
    12,213,059.42x = 114,269,204,889,876.22
  5. Step 5: Solve for x
    x = 114,269,204,889,876.22/12,213,059.42
  6. Step 6: Final answer
    x = 9,356,312.86

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1.5x scale

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.