Home / 15,945,419.88-23,921,931.15-5,162,723.91

Finding the Fourth Proportional to 15,945,419.88, 23,921,931.15 and 5,162,723.91

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Solution

The fourth proportional to 15,945,419.88, 23,921,931.15 and 5,162,723.91 is: 7,745,316.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945,419.88 : 23,921,931.15 = 5,162,723.91 : x
  2. Step 2: Convert to fraction form
    15,945,419.88/23,921,931.15 = 5,162,723.91/x
  3. Step 3: Cross multiply
    15,945,419.88x = 23,921,931.15 × 5,162,723.91
  4. Step 4: Simplify right side
    15,945,419.88x = 123,502,325,921,478.80
  5. Step 5: Solve for x
    x = 123,502,325,921,478.80/15,945,419.88
  6. Step 6: Final answer
    x = 7,745,316.64

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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.