Home / 10,357,644.78-15,536,516.31-3,169,167.21

Finding the Fourth Proportional to 10,357,644.78, 15,536,516.31 and 3,169,167.21

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Solution

The fourth proportional to 10,357,644.78, 15,536,516.31 and 3,169,167.21 is: 4,753,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,644.78 : 15,536,516.31 = 3,169,167.21 : x
  2. Step 2: Convert to fraction form
    10,357,644.78/15,536,516.31 = 3,169,167.21/x
  3. Step 3: Cross multiply
    10,357,644.78x = 15,536,516.31 × 3,169,167.21
  4. Step 4: Simplify right side
    10,357,644.78x = 49,237,818,047,282.20
  5. Step 5: Solve for x
    x = 49,237,818,047,282.20/10,357,644.78
  6. Step 6: Final answer
    x = 4,753,765.85

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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.