Home / 40,361,875.43-60,561,709.09-17,639,820.23

Finding the Fourth Proportional to 40,361,875.43, 60,561,709.09 and 17,639,820.23

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Solution

The fourth proportional to 40,361,875.43, 60,561,709.09 and 17,639,820.23 is: 26,467,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361,875.43 : 60,561,709.09 = 17,639,820.23 : x
  2. Step 2: Convert to fraction form
    40,361,875.43/60,561,709.09 = 17,639,820.23/x
  3. Step 3: Cross multiply
    40,361,875.43x = 60,561,709.09 × 17,639,820.23
  4. Step 4: Simplify right side
    40,361,875.43x = 1,068,297,660,822,248.88
  5. Step 5: Solve for x
    x = 1,068,297,660,822,248.88/40,361,875.43
  6. Step 6: Final answer
    x = 26,467,988.65

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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.