Home / 7,471,610.15-11,193,899.36-3,431,477.57

Finding the Fourth Proportional to 7,471,610.15, 11,193,899.36 and 3,431,477.57

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Solution

The fourth proportional to 7,471,610.15, 11,193,899.36 and 3,431,477.57 is: 5,141,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471,610.15 : 11,193,899.36 = 3,431,477.57 : x
  2. Step 2: Convert to fraction form
    7,471,610.15/11,193,899.36 = 3,431,477.57/x
  3. Step 3: Cross multiply
    7,471,610.15x = 11,193,899.36 × 3,431,477.57
  4. Step 4: Simplify right side
    7,471,610.15x = 38,411,614,501,550.47
  5. Step 5: Solve for x
    x = 38,411,614,501,550.47/7,471,610.15
  6. Step 6: Final answer
    x = 5,141,008.93

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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.