Home / 11,215,641.30-16,811,652.15-4,389,576.90

Finding the Fourth Proportional to 11,215,641.30, 16,811,652.15 and 4,389,576.90

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Solution

The fourth proportional to 11,215,641.30, 16,811,652.15 and 4,389,576.90 is: 6,579,743.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,215,641.30 : 16,811,652.15 = 4,389,576.90 : x
  2. Step 2: Convert to fraction form
    11,215,641.30/16,811,652.15 = 4,389,576.90/x
  3. Step 3: Cross multiply
    11,215,641.30x = 16,811,652.15 × 4,389,576.90
  4. Step 4: Simplify right side
    11,215,641.30x = 73,796,039,928,475.33
  5. Step 5: Solve for x
    x = 73,796,039,928,475.33/11,215,641.30
  6. Step 6: Final answer
    x = 6,579,743.23

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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.