Home / 13,932,696.90-19,227,761.06-7,737,772.46

Finding the Fourth Proportional to 13,932,696.90, 19,227,761.06 and 7,737,772.46

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Solution

The fourth proportional to 13,932,696.90, 19,227,761.06 and 7,737,772.46 is: 10,678,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,696.90 : 19,227,761.06 = 7,737,772.46 : x
  2. Step 2: Convert to fraction form
    13,932,696.90/19,227,761.06 = 7,737,772.46/x
  3. Step 3: Cross multiply
    13,932,696.90x = 19,227,761.06 × 7,737,772.46
  4. Step 4: Simplify right side
    13,932,696.90x = 148,780,039,997,528.41
  5. Step 5: Solve for x
    x = 148,780,039,997,528.41/13,932,696.90
  6. Step 6: Final answer
    x = 10,678,481.06

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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.