Home / 16,928,845.09-23,361,943.51-9,193,942.78

Finding the Fourth Proportional to 16,928,845.09, 23,361,943.51 and 9,193,942.78

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Solution

The fourth proportional to 16,928,845.09, 23,361,943.51 and 9,193,942.78 is: 12,687,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928,845.09 : 23,361,943.51 = 9,193,942.78 : x
  2. Step 2: Convert to fraction form
    16,928,845.09/23,361,943.51 = 9,193,942.78/x
  3. Step 3: Cross multiply
    16,928,845.09x = 23,361,943.51 × 9,193,942.78
  4. Step 4: Simplify right side
    16,928,845.09x = 214,788,371,860,532.34
  5. Step 5: Solve for x
    x = 214,788,371,860,532.34/16,928,845.09
  6. Step 6: Final answer
    x = 12,687,715.60

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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.