Home / 31,645,108.51-47,469,499.85-12,214,444.57

Finding the Fourth Proportional to 31,645,108.51, 47,469,499.85 and 12,214,444.57

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Solution

The fourth proportional to 31,645,108.51, 47,469,499.85 and 12,214,444.57 is: 18,322,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,645,108.51 : 47,469,499.85 = 12,214,444.57 : x
  2. Step 2: Convert to fraction form
    31,645,108.51/47,469,499.85 = 12,214,444.57/x
  3. Step 3: Cross multiply
    31,645,108.51x = 47,469,499.85 × 12,214,444.57
  4. Step 4: Simplify right side
    31,645,108.51x = 579,813,574,683,448.38
  5. Step 5: Solve for x
    x = 579,813,574,683,448.38/31,645,108.51
  6. Step 6: Final answer
    x = 18,322,375.94

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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.