Home / 6,876,310.70-9,489,564.86-4,123,446.32

Finding the Fourth Proportional to 6,876,310.70, 9,489,564.86 and 4,123,446.32

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Solution

The fourth proportional to 6,876,310.70, 9,489,564.86 and 4,123,446.32 is: 5,690,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,310.70 : 9,489,564.86 = 4,123,446.32 : x
  2. Step 2: Convert to fraction form
    6,876,310.70/9,489,564.86 = 4,123,446.32/x
  3. Step 3: Cross multiply
    6,876,310.70x = 9,489,564.86 × 4,123,446.32
  4. Step 4: Simplify right side
    6,876,310.70x = 39,129,711,232,303.26
  5. Step 5: Solve for x
    x = 39,129,711,232,303.26/6,876,310.70
  6. Step 6: Final answer
    x = 5,690,509.49

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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.