Home / 12,906,053.51-19,358,949.04-3,321,394.79

Finding the Fourth Proportional to 12,906,053.51, 19,358,949.04 and 3,321,394.79

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Solution

The fourth proportional to 12,906,053.51, 19,358,949.04 and 3,321,394.79 is: 4,982,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906,053.51 : 19,358,949.04 = 3,321,394.79 : x
  2. Step 2: Convert to fraction form
    12,906,053.51/19,358,949.04 = 3,321,394.79/x
  3. Step 3: Cross multiply
    12,906,053.51x = 19,358,949.04 × 3,321,394.79
  4. Step 4: Simplify right side
    12,906,053.51x = 64,298,712,376,233.27
  5. Step 5: Solve for x
    x = 64,298,712,376,233.27/12,906,053.51
  6. Step 6: Final answer
    x = 4,982,058.41

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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.