Home / 8,055,879.30-12,090,428.55-7,992,893.70

Finding the Fourth Proportional to 8,055,879.30, 12,090,428.55 and 7,992,893.70

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Solution

The fourth proportional to 8,055,879.30, 12,090,428.55 and 7,992,893.70 is: 11,995,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,879.30 : 12,090,428.55 = 7,992,893.70 : x
  2. Step 2: Convert to fraction form
    8,055,879.30/12,090,428.55 = 7,992,893.70/x
  3. Step 3: Cross multiply
    8,055,879.30x = 12,090,428.55 × 7,992,893.70
  4. Step 4: Simplify right side
    8,055,879.30x = 96,637,510,187,595.14
  5. Step 5: Solve for x
    x = 96,637,510,187,595.14/8,055,879.30
  6. Step 6: Final answer
    x = 11,995,898.47

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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.