Home / 12,085,160.14-18,127,932.45-6,727,861.81

Finding the Fourth Proportional to 12,085,160.14, 18,127,932.45 and 6,727,861.81

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Solution

The fourth proportional to 12,085,160.14, 18,127,932.45 and 6,727,861.81 is: 10,091,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,160.14 : 18,127,932.45 = 6,727,861.81 : x
  2. Step 2: Convert to fraction form
    12,085,160.14/18,127,932.45 = 6,727,861.81/x
  3. Step 3: Cross multiply
    12,085,160.14x = 18,127,932.45 × 6,727,861.81
  4. Step 4: Simplify right side
    12,085,160.14x = 121,962,224,424,614.72
  5. Step 5: Solve for x
    x = 121,962,224,424,614.72/12,085,160.14
  6. Step 6: Final answer
    x = 10,091,899.74

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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.