Home / 16,071,179.63-22,178,388.87-8,729,156.57

Finding the Fourth Proportional to 16,071,179.63, 22,178,388.87 and 8,729,156.57

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Solution

The fourth proportional to 16,071,179.63, 22,178,388.87 and 8,729,156.57 is: 12,046,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071,179.63 : 22,178,388.87 = 8,729,156.57 : x
  2. Step 2: Convert to fraction form
    16,071,179.63/22,178,388.87 = 8,729,156.57/x
  3. Step 3: Cross multiply
    16,071,179.63x = 22,178,388.87 × 8,729,156.57
  4. Step 4: Simplify right side
    16,071,179.63x = 193,598,628,805,683.44
  5. Step 5: Solve for x
    x = 193,598,628,805,683.44/16,071,179.63
  6. Step 6: Final answer
    x = 12,046,323.50

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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.