Home / 16,928,849.10-23,361,949.02-9,193,946.78

Finding the Fourth Proportional to 16,928,849.10, 23,361,949.02 and 9,193,946.78

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Solution

The fourth proportional to 16,928,849.10, 23,361,949.02 and 9,193,946.78 is: 12,687,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928,849.10 : 23,361,949.02 = 9,193,946.78 : x
  2. Step 2: Convert to fraction form
    16,928,849.10/23,361,949.02 = 9,193,946.78/x
  3. Step 3: Cross multiply
    16,928,849.10x = 23,361,949.02 × 9,193,946.78
  4. Step 4: Simplify right side
    16,928,849.10x = 214,788,515,966,953.12
  5. Step 5: Solve for x
    x = 214,788,515,966,953.12/16,928,849.10
  6. Step 6: Final answer
    x = 12,687,721.10

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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.