Home / 18,531,032.10-27,757,443.83-14,867,929.68

Finding the Fourth Proportional to 18,531,032.10, 27,757,443.83 and 14,867,929.68

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Solution

The fourth proportional to 18,531,032.10, 27,757,443.83 and 14,867,929.68 is: 22,270,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,032.10 : 27,757,443.83 = 14,867,929.68 : x
  2. Step 2: Convert to fraction form
    18,531,032.10/27,757,443.83 = 14,867,929.68/x
  3. Step 3: Cross multiply
    18,531,032.10x = 27,757,443.83 × 14,867,929.68
  4. Step 4: Simplify right side
    18,531,032.10x = 412,695,722,960,989.81
  5. Step 5: Solve for x
    x = 412,695,722,960,989.81/18,531,032.10
  6. Step 6: Final answer
    x = 22,270,520.11

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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.