Home / 7,906,707.45-11,861,020.89-2,226,931.76

Finding the Fourth Proportional to 7,906,707.45, 11,861,020.89 and 2,226,931.76

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Solution

The fourth proportional to 7,906,707.45, 11,861,020.89 and 2,226,931.76 is: 3,340,667.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906,707.45 : 11,861,020.89 = 2,226,931.76 : x
  2. Step 2: Convert to fraction form
    7,906,707.45/11,861,020.89 = 2,226,931.76/x
  3. Step 3: Cross multiply
    7,906,707.45x = 11,861,020.89 × 2,226,931.76
  4. Step 4: Simplify right side
    7,906,707.45x = 26,413,684,125,964.46
  5. Step 5: Solve for x
    x = 26,413,684,125,964.46/7,906,707.45
  6. Step 6: Final answer
    x = 3,340,667.94

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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.