Home / 13,862,844.69-19,129,441.84-7,667,758.08

Finding the Fourth Proportional to 13,862,844.69, 19,129,441.84 and 7,667,758.08

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Solution

The fourth proportional to 13,862,844.69, 19,129,441.84 and 7,667,758.08 is: 10,580,796.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,844.69 : 19,129,441.84 = 7,667,758.08 : x
  2. Step 2: Convert to fraction form
    13,862,844.69/19,129,441.84 = 7,667,758.08/x
  3. Step 3: Cross multiply
    13,862,844.69x = 19,129,441.84 × 7,667,758.08
  4. Step 4: Simplify right side
    13,862,844.69x = 146,679,932,234,550.06
  5. Step 5: Solve for x
    x = 146,679,932,234,550.06/13,862,844.69
  6. Step 6: Final answer
    x = 10,580,796.04

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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.