Home / 30,377,382.28-45,568,842.10-9,901,846.28

Finding the Fourth Proportional to 30,377,382.28, 45,568,842.10 and 9,901,846.28

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Solution

The fourth proportional to 30,377,382.28, 45,568,842.10 and 9,901,846.28 is: 14,853,671.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377,382.28 : 45,568,842.10 = 9,901,846.28 : x
  2. Step 2: Convert to fraction form
    30,377,382.28/45,568,842.10 = 9,901,846.28/x
  3. Step 3: Cross multiply
    30,377,382.28x = 45,568,842.10 × 9,901,846.28
  4. Step 4: Simplify right side
    30,377,382.28x = 451,215,669,720,959.88
  5. Step 5: Solve for x
    x = 451,215,669,720,959.88/30,377,382.28
  6. Step 6: Final answer
    x = 14,853,671.91

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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.