Home / 12,667,390.65-19,001,087.72-3,082,769.18

Finding the Fourth Proportional to 12,667,390.65, 19,001,087.72 and 3,082,769.18

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Solution

The fourth proportional to 12,667,390.65, 19,001,087.72 and 3,082,769.18 is: 4,624,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,390.65 : 19,001,087.72 = 3,082,769.18 : x
  2. Step 2: Convert to fraction form
    12,667,390.65/19,001,087.72 = 3,082,769.18/x
  3. Step 3: Cross multiply
    12,667,390.65x = 19,001,087.72 × 3,082,769.18
  4. Step 4: Simplify right side
    12,667,390.65x = 58,575,967,499,273.18
  5. Step 5: Solve for x
    x = 58,575,967,499,273.18/12,667,390.65
  6. Step 6: Final answer
    x = 4,624,154.19

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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.