Home / 15,667,724.18-23,446,603.72-12,586,142.88

Finding the Fourth Proportional to 15,667,724.18, 23,446,603.72 and 12,586,142.88

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Solution

The fourth proportional to 15,667,724.18, 23,446,603.72 and 12,586,142.88 is: 18,835,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667,724.18 : 23,446,603.72 = 12,586,142.88 : x
  2. Step 2: Convert to fraction form
    15,667,724.18/23,446,603.72 = 12,586,142.88/x
  3. Step 3: Cross multiply
    15,667,724.18x = 23,446,603.72 × 12,586,142.88
  4. Step 4: Simplify right side
    15,667,724.18x = 295,102,304,502,124.88
  5. Step 5: Solve for x
    x = 295,102,304,502,124.88/15,667,724.18
  6. Step 6: Final answer
    x = 18,835,045.93

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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.