Home / 12,116,710.44-16,720,791.30-6,684,201

Finding the Fourth Proportional to 12,116,710.44, 16,720,791.30 and 6,684,201

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Solution

The fourth proportional to 12,116,710.44, 16,720,791.30 and 6,684,201 is: 9,224,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,710.44 : 16,720,791.30 = 6,684,201 : x
  2. Step 2: Convert to fraction form
    12,116,710.44/16,720,791.30 = 6,684,201/x
  3. Step 3: Cross multiply
    12,116,710.44x = 16,720,791.30 × 6,684,201
  4. Step 4: Simplify right side
    12,116,710.44x = 111,765,129,928,251.31
  5. Step 5: Solve for x
    x = 111,765,129,928,251.31/12,116,710.44
  6. Step 6: Final answer
    x = 9,224,048.93

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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.