Home / 50,416,272.68-75,579,543.25-19,703,867.72

Finding the Fourth Proportional to 50,416,272.68, 75,579,543.25 and 19,703,867.72

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Solution

The fourth proportional to 50,416,272.68, 75,579,543.25 and 19,703,867.72 is: 29,538,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,416,272.68 : 75,579,543.25 = 19,703,867.72 : x
  2. Step 2: Convert to fraction form
    50,416,272.68/75,579,543.25 = 19,703,867.72/x
  3. Step 3: Cross multiply
    50,416,272.68x = 75,579,543.25 × 19,703,867.72
  4. Step 4: Simplify right side
    50,416,272.68x = 1,489,209,322,108,861.50
  5. Step 5: Solve for x
    x = 1,489,209,322,108,861.50/50,416,272.68
  6. Step 6: Final answer
    x = 29,538,266.97

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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.