Home / 11,912,140.91-17,870,204.37-9,353,252.63

Finding the Fourth Proportional to 11,912,140.91, 17,870,204.37 and 9,353,252.63

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Solution

The fourth proportional to 11,912,140.91, 17,870,204.37 and 9,353,252.63 is: 14,031,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,140.91 : 17,870,204.37 = 9,353,252.63 : x
  2. Step 2: Convert to fraction form
    11,912,140.91/17,870,204.37 = 9,353,252.63/x
  3. Step 3: Cross multiply
    11,912,140.91x = 17,870,204.37 × 9,353,252.63
  4. Step 4: Simplify right side
    11,912,140.91x = 167,144,536,022,340.03
  5. Step 5: Solve for x
    x = 167,144,536,022,340.03/11,912,140.91
  6. Step 6: Final answer
    x = 14,031,443.83

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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.