Home / 10,646,118.75-15,969,306.22-2,969,296.16

Finding the Fourth Proportional to 10,646,118.75, 15,969,306.22 and 2,969,296.16

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Solution

The fourth proportional to 10,646,118.75, 15,969,306.22 and 2,969,296.16 is: 4,453,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,118.75 : 15,969,306.22 = 2,969,296.16 : x
  2. Step 2: Convert to fraction form
    10,646,118.75/15,969,306.22 = 2,969,296.16/x
  3. Step 3: Cross multiply
    10,646,118.75x = 15,969,306.22 × 2,969,296.16
  4. Step 4: Simplify right side
    10,646,118.75x = 47,417,599,636,910.12
  5. Step 5: Solve for x
    x = 47,417,599,636,910.12/10,646,118.75
  6. Step 6: Final answer
    x = 4,453,979.97

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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.