Home / 5,229,827.10-7,217,346.42-2,906,765.92

Finding the Fourth Proportional to 5,229,827.10, 7,217,346.42 and 2,906,765.92

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Solution

The fourth proportional to 5,229,827.10, 7,217,346.42 and 2,906,765.92 is: 4,011,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,827.10 : 7,217,346.42 = 2,906,765.92 : x
  2. Step 2: Convert to fraction form
    5,229,827.10/7,217,346.42 = 2,906,765.92/x
  3. Step 3: Cross multiply
    5,229,827.10x = 7,217,346.42 × 2,906,765.92
  4. Step 4: Simplify right side
    5,229,827.10x = 20,979,136,606,490.00
  5. Step 5: Solve for x
    x = 20,979,136,606,490.00/5,229,827.10
  6. Step 6: Final answer
    x = 4,011,439.81

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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.