Home / 7,114,962.80-9,818,603.64-3,851,753.73

Finding the Fourth Proportional to 7,114,962.80, 9,818,603.64 and 3,851,753.73

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Solution

The fourth proportional to 7,114,962.80, 9,818,603.64 and 3,851,753.73 is: 5,315,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,962.80 : 9,818,603.64 = 3,851,753.73 : x
  2. Step 2: Convert to fraction form
    7,114,962.80/9,818,603.64 = 3,851,753.73/x
  3. Step 3: Cross multiply
    7,114,962.80x = 9,818,603.64 × 3,851,753.73
  4. Step 4: Simplify right side
    7,114,962.80x = 37,818,843,193,761.58
  5. Step 5: Solve for x
    x = 37,818,843,193,761.58/7,114,962.80
  6. Step 6: Final answer
    x = 5,315,395.78

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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.