Home / 7,983,605.78-11,017,380.03-4,312,522.16

Finding the Fourth Proportional to 7,983,605.78, 11,017,380.03 and 4,312,522.16

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Solution

The fourth proportional to 7,983,605.78, 11,017,380.03 and 4,312,522.16 is: 5,951,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,605.78 : 11,017,380.03 = 4,312,522.16 : x
  2. Step 2: Convert to fraction form
    7,983,605.78/11,017,380.03 = 4,312,522.16/x
  3. Step 3: Cross multiply
    7,983,605.78x = 11,017,380.03 × 4,312,522.16
  4. Step 4: Simplify right side
    7,983,605.78x = 47,512,695,524,516.46
  5. Step 5: Solve for x
    x = 47,512,695,524,516.46/7,983,605.78
  6. Step 6: Final answer
    x = 5,951,282.77

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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.