Home / 6,231,915.12-9,346,937.08-1,971,529.76

Finding the Fourth Proportional to 6,231,915.12, 9,346,937.08 and 1,971,529.76

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Solution

The fourth proportional to 6,231,915.12, 9,346,937.08 and 1,971,529.76 is: 2,956,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,915.12 : 9,346,937.08 = 1,971,529.76 : x
  2. Step 2: Convert to fraction form
    6,231,915.12/9,346,937.08 = 1,971,529.76/x
  3. Step 3: Cross multiply
    6,231,915.12x = 9,346,937.08 × 1,971,529.76
  4. Step 4: Simplify right side
    6,231,915.12x = 18,427,764,618,067.50
  5. Step 5: Solve for x
    x = 18,427,764,618,067.50/6,231,915.12
  6. Step 6: Final answer
    x = 2,956,998.65

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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.