Home / 31,133,304.90-46,659,450.30-12,667,730.22

Finding the Fourth Proportional to 31,133,304.90, 46,659,450.30 and 12,667,730.22

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Solution

The fourth proportional to 31,133,304.90, 46,659,450.30 and 12,667,730.22 is: 18,985,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,304.90 : 46,659,450.30 = 12,667,730.22 : x
  2. Step 2: Convert to fraction form
    31,133,304.90/46,659,450.30 = 12,667,730.22/x
  3. Step 3: Cross multiply
    31,133,304.90x = 46,659,450.30 × 12,667,730.22
  4. Step 4: Simplify right side
    31,133,304.90x = 591,069,328,613,898
  5. Step 5: Solve for x
    x = 591,069,328,613,898/31,133,304.90
  6. Step 6: Final answer
    x = 18,985,113.55

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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.