Home / 7,887,678.36-11,826,502.02-3,336,346.68

Finding the Fourth Proportional to 7,887,678.36, 11,826,502.02 and 3,336,346.68

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Solution

The fourth proportional to 7,887,678.36, 11,826,502.02 and 3,336,346.68 is: 5,002,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,678.36 : 11,826,502.02 = 3,336,346.68 : x
  2. Step 2: Convert to fraction form
    7,887,678.36/11,826,502.02 = 3,336,346.68/x
  3. Step 3: Cross multiply
    7,887,678.36x = 11,826,502.02 × 3,336,346.68
  4. Step 4: Simplify right side
    7,887,678.36x = 39,457,310,750,440.30
  5. Step 5: Solve for x
    x = 39,457,310,750,440.30/7,887,678.36
  6. Step 6: Final answer
    x = 5,002,398.54

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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.