Home / 8,721,808.30-13,081,682.10-2,332,555.84

Finding the Fourth Proportional to 8,721,808.30, 13,081,682.10 and 2,332,555.84

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Solution

The fourth proportional to 8,721,808.30, 13,081,682.10 and 2,332,555.84 is: 3,498,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,808.30 : 13,081,682.10 = 2,332,555.84 : x
  2. Step 2: Convert to fraction form
    8,721,808.30/13,081,682.10 = 2,332,555.84/x
  3. Step 3: Cross multiply
    8,721,808.30x = 13,081,682.10 × 2,332,555.84
  4. Step 4: Simplify right side
    8,721,808.30x = 30,513,753,979,378.46
  5. Step 5: Solve for x
    x = 30,513,753,979,378.46/8,721,808.30
  6. Step 6: Final answer
    x = 3,498,558.20

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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.