Home / 40,940,940.47-61,432,664.56-16,697,653.43

Finding the Fourth Proportional to 40,940,940.47, 61,432,664.56 and 16,697,653.43

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Solution

The fourth proportional to 40,940,940.47, 61,432,664.56 and 16,697,653.43 is: 25,055,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,940,940.47 : 61,432,664.56 = 16,697,653.43 : x
  2. Step 2: Convert to fraction form
    40,940,940.47/61,432,664.56 = 16,697,653.43/x
  3. Step 3: Cross multiply
    40,940,940.47x = 61,432,664.56 × 16,697,653.43
  4. Step 4: Simplify right side
    40,940,940.47x = 1,025,781,341,755,416
  5. Step 5: Solve for x
    x = 1,025,781,341,755,416/40,940,940.47
  6. Step 6: Final answer
    x = 25,055,148.47

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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.