Home / 12,961,048.68-19,441,502.82-5,284,663.83

Finding the Fourth Proportional to 12,961,048.68, 19,441,502.82 and 5,284,663.83

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Solution

The fourth proportional to 12,961,048.68, 19,441,502.82 and 5,284,663.83 is: 7,926,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,048.68 : 19,441,502.82 = 5,284,663.83 : x
  2. Step 2: Convert to fraction form
    12,961,048.68/19,441,502.82 = 5,284,663.83/x
  3. Step 3: Cross multiply
    12,961,048.68x = 19,441,502.82 × 5,284,663.83
  4. Step 4: Simplify right side
    12,961,048.68x = 102,741,806,753,697
  5. Step 5: Solve for x
    x = 102,741,806,753,697/12,961,048.68
  6. Step 6: Final answer
    x = 7,926,967.12

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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.