Home / 9,538,972.80-14,292,712.80-8,121,796.80

Finding the Fourth Proportional to 9,538,972.80, 14,292,712.80 and 8,121,796.80

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Solution

The fourth proportional to 9,538,972.80, 14,292,712.80 and 8,121,796.80 is: 12,169,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538,972.80 : 14,292,712.80 = 8,121,796.80 : x
  2. Step 2: Convert to fraction form
    9,538,972.80/14,292,712.80 = 8,121,796.80/x
  3. Step 3: Cross multiply
    9,538,972.80x = 14,292,712.80 × 8,121,796.80
  4. Step 4: Simplify right side
    9,538,972.80x = 116,082,509,082,359.05
  5. Step 5: Solve for x
    x = 116,082,509,082,359.05/9,538,972.80
  6. Step 6: Final answer
    x = 12,169,288.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.