Home / 12,788,727.75-19,192,539.47-6,057,141.75

Finding the Fourth Proportional to 12,788,727.75, 19,192,539.47 and 6,057,141.75

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Solution

The fourth proportional to 12,788,727.75, 19,192,539.47 and 6,057,141.75 is: 9,090,187.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,727.75 : 19,192,539.47 = 6,057,141.75 : x
  2. Step 2: Convert to fraction form
    12,788,727.75/19,192,539.47 = 6,057,141.75/x
  3. Step 3: Cross multiply
    12,788,727.75x = 19,192,539.47 × 6,057,141.75
  4. Step 4: Simplify right side
    12,788,727.75x = 116,251,932,081,974.16
  5. Step 5: Solve for x
    x = 116,251,932,081,974.16/12,788,727.75
  6. Step 6: Final answer
    x = 9,090,187.42

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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.