Home / 11,018,727.60-16,528,091.40-7,979,672.40

Finding the Fourth Proportional to 11,018,727.60, 16,528,091.40 and 7,979,672.40

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Solution

The fourth proportional to 11,018,727.60, 16,528,091.40 and 7,979,672.40 is: 11,969,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,727.60 : 16,528,091.40 = 7,979,672.40 : x
  2. Step 2: Convert to fraction form
    11,018,727.60/16,528,091.40 = 7,979,672.40/x
  3. Step 3: Cross multiply
    11,018,727.60x = 16,528,091.40 × 7,979,672.40
  4. Step 4: Simplify right side
    11,018,727.60x = 131,888,754,769,257.38
  5. Step 5: Solve for x
    x = 131,888,754,769,257.38/11,018,727.60
  6. Step 6: Final answer
    x = 11,969,508.60

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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.