Home / 22,143,501.40-33,215,252.10-19,904,013.40

Finding the Fourth Proportional to 22,143,501.40, 33,215,252.10 and 19,904,013.40

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Solution

The fourth proportional to 22,143,501.40, 33,215,252.10 and 19,904,013.40 is: 29,856,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,501.40 : 33,215,252.10 = 19,904,013.40 : x
  2. Step 2: Convert to fraction form
    22,143,501.40/33,215,252.10 = 19,904,013.40/x
  3. Step 3: Cross multiply
    22,143,501.40x = 33,215,252.10 × 19,904,013.40
  4. Step 4: Simplify right side
    22,143,501.40x = 661,116,822,882,778.12
  5. Step 5: Solve for x
    x = 661,116,822,882,778.12/22,143,501.40
  6. Step 6: Final answer
    x = 29,856,020.10

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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.