Home / 31,549,245.70-47,291,209.35-17,141,872.90

Finding the Fourth Proportional to 31,549,245.70, 47,291,209.35 and 17,141,872.90

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Solution

The fourth proportional to 31,549,245.70, 47,291,209.35 and 17,141,872.90 is: 25,695,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,245.70 : 47,291,209.35 = 17,141,872.90 : x
  2. Step 2: Convert to fraction form
    31,549,245.70/47,291,209.35 = 17,141,872.90/x
  3. Step 3: Cross multiply
    31,549,245.70x = 47,291,209.35 × 17,141,872.90
  4. Step 4: Simplify right side
    31,549,245.70x = 810,659,899,964,991.62
  5. Step 5: Solve for x
    x = 810,659,899,964,991.62/31,549,245.70
  6. Step 6: Final answer
    x = 25,695,064.40

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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.