Home / 13,981,473.93-19,295,032.64-7,786,520.62

Finding the Fourth Proportional to 13,981,473.93, 19,295,032.64 and 7,786,520.62

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Solution

The fourth proportional to 13,981,473.93, 19,295,032.64 and 7,786,520.62 is: 10,745,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981,473.93 : 19,295,032.64 = 7,786,520.62 : x
  2. Step 2: Convert to fraction form
    13,981,473.93/19,295,032.64 = 7,786,520.62/x
  3. Step 3: Cross multiply
    13,981,473.93x = 19,295,032.64 × 7,786,520.62
  4. Step 4: Simplify right side
    13,981,473.93x = 150,241,169,427,762.84
  5. Step 5: Solve for x
    x = 150,241,169,427,762.84/13,981,473.93
  6. Step 6: Final answer
    x = 10,745,731.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.