Home / 11,912,140.92-17,870,204.38-9,353,252.64

Finding the Fourth Proportional to 11,912,140.92, 17,870,204.38 and 9,353,252.64

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Solution

The fourth proportional to 11,912,140.92, 17,870,204.38 and 9,353,252.64 is: 14,031,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,140.92 : 17,870,204.38 = 9,353,252.64 : x
  2. Step 2: Convert to fraction form
    11,912,140.92/17,870,204.38 = 9,353,252.64/x
  3. Step 3: Cross multiply
    11,912,140.92x = 17,870,204.38 × 9,353,252.64
  4. Step 4: Simplify right side
    11,912,140.92x = 167,144,536,294,574.56
  5. Step 5: Solve for x
    x = 167,144,536,294,574.56/11,912,140.92
  6. Step 6: Final answer
    x = 14,031,443.84

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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.