Home / 9,527,379.98-13,147,843.05-5,176,463.76

Finding the Fourth Proportional to 9,527,379.98, 13,147,843.05 and 5,176,463.76

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Solution

The fourth proportional to 9,527,379.98, 13,147,843.05 and 5,176,463.76 is: 7,143,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527,379.98 : 13,147,843.05 = 5,176,463.76 : x
  2. Step 2: Convert to fraction form
    9,527,379.98/13,147,843.05 = 5,176,463.76/x
  3. Step 3: Cross multiply
    9,527,379.98x = 13,147,843.05 × 5,176,463.76
  4. Step 4: Simplify right side
    9,527,379.98x = 68,059,333,070,492.87
  5. Step 5: Solve for x
    x = 68,059,333,070,492.87/9,527,379.98
  6. Step 6: Final answer
    x = 7,143,551.87

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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.