Home / 22,782,859.08-31,440,105.90-12,328,646.58

Finding the Fourth Proportional to 22,782,859.08, 31,440,105.90 and 12,328,646.58

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Solution

The fourth proportional to 22,782,859.08, 31,440,105.90 and 12,328,646.58 is: 17,013,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782,859.08 : 31,440,105.90 = 12,328,646.58 : x
  2. Step 2: Convert to fraction form
    22,782,859.08/31,440,105.90 = 12,328,646.58/x
  3. Step 3: Cross multiply
    22,782,859.08x = 31,440,105.90 × 12,328,646.58
  4. Step 4: Simplify right side
    22,782,859.08x = 387,613,954,078,872.81
  5. Step 5: Solve for x
    x = 387,613,954,078,872.81/22,782,859.08
  6. Step 6: Final answer
    x = 17,013,402.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.