Home / 12,027,928.92-16,582,484.67-9,555,353.64

Finding the Fourth Proportional to 12,027,928.92, 16,582,484.67 and 9,555,353.64

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Solution

The fourth proportional to 12,027,928.92, 16,582,484.67 and 9,555,353.64 is: 13,173,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027,928.92 : 16,582,484.67 = 9,555,353.64 : x
  2. Step 2: Convert to fraction form
    12,027,928.92/16,582,484.67 = 9,555,353.64/x
  3. Step 3: Cross multiply
    12,027,928.92x = 16,582,484.67 × 9,555,353.64
  4. Step 4: Simplify right side
    12,027,928.92x = 158,451,505,251,728.72
  5. Step 5: Solve for x
    x = 158,451,505,251,728.72/12,027,928.92
  6. Step 6: Final answer
    x = 13,173,631.66

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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.