Home / 12,844,167.36-19,252,764.64-4,321,545.28

Finding the Fourth Proportional to 12,844,167.36, 19,252,764.64 and 4,321,545.28

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Solution

The fourth proportional to 12,844,167.36, 19,252,764.64 and 4,321,545.28 is: 6,477,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844,167.36 : 19,252,764.64 = 4,321,545.28 : x
  2. Step 2: Convert to fraction form
    12,844,167.36/19,252,764.64 = 4,321,545.28/x
  3. Step 3: Cross multiply
    12,844,167.36x = 19,252,764.64 × 4,321,545.28
  4. Step 4: Simplify right side
    12,844,167.36x = 83,201,694,156,942.91
  5. Step 5: Solve for x
    x = 83,201,694,156,942.91/12,844,167.36
  6. Step 6: Final answer
    x = 6,477,780.29

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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.