Home / 31,595,230.08-47,409,991.20-13,409,654.40

Finding the Fourth Proportional to 31,595,230.08, 47,409,991.20 and 13,409,654.40

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Solution

The fourth proportional to 31,595,230.08, 47,409,991.20 and 13,409,654.40 is: 20,121,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595,230.08 : 47,409,991.20 = 13,409,654.40 : x
  2. Step 2: Convert to fraction form
    31,595,230.08/47,409,991.20 = 13,409,654.40/x
  3. Step 3: Cross multiply
    31,595,230.08x = 47,409,991.20 × 13,409,654.40
  4. Step 4: Simplify right side
    31,595,230.08x = 635,751,597,099,041.38
  5. Step 5: Solve for x
    x = 635,751,597,099,041.38/31,595,230.08
  6. Step 6: Final answer
    x = 20,121,758.74

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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.