Home / 47,331,572.16-71,037,644.40-18,597,800.64

Finding the Fourth Proportional to 47,331,572.16, 71,037,644.40 and 18,597,800.64

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Solution

The fourth proportional to 47,331,572.16, 71,037,644.40 and 18,597,800.64 is: 27,912,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,331,572.16 : 71,037,644.40 = 18,597,800.64 : x
  2. Step 2: Convert to fraction form
    47,331,572.16/71,037,644.40 = 18,597,800.64/x
  3. Step 3: Cross multiply
    47,331,572.16x = 71,037,644.40 × 18,597,800.64
  4. Step 4: Simplify right side
    47,331,572.16x = 1,321,143,948,486,412.50
  5. Step 5: Solve for x
    x = 1,321,143,948,486,412.50/47,331,572.16
  6. Step 6: Final answer
    x = 27,912,530.44

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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.