Home / 7,090,468.54-9,789,371.92-5,786,834.80

Finding the Fourth Proportional to 7,090,468.54, 9,789,371.92 and 5,786,834.80

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Solution

The fourth proportional to 7,090,468.54, 9,789,371.92 and 5,786,834.80 is: 7,989,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090,468.54 : 9,789,371.92 = 5,786,834.80 : x
  2. Step 2: Convert to fraction form
    7,090,468.54/9,789,371.92 = 5,786,834.80/x
  3. Step 3: Cross multiply
    7,090,468.54x = 9,789,371.92 × 5,786,834.80
  4. Step 4: Simplify right side
    7,090,468.54x = 56,649,478,018,917.77
  5. Step 5: Solve for x
    x = 56,649,478,018,917.77/7,090,468.54
  6. Step 6: Final answer
    x = 7,989,525.33

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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.