Home / 9,515,737.72-13,131,553.26-5,164,730.59

Finding the Fourth Proportional to 9,515,737.72, 13,131,553.26 and 5,164,730.59

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Solution

The fourth proportional to 9,515,737.72, 13,131,553.26 and 5,164,730.59 is: 7,127,238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,737.72 : 13,131,553.26 = 5,164,730.59 : x
  2. Step 2: Convert to fraction form
    9,515,737.72/13,131,553.26 = 5,164,730.59/x
  3. Step 3: Cross multiply
    9,515,737.72x = 13,131,553.26 × 5,164,730.59
  4. Step 4: Simplify right side
    9,515,737.72x = 67,820,934,750,478.45
  5. Step 5: Solve for x
    x = 67,820,934,750,478.45/9,515,737.72
  6. Step 6: Final answer
    x = 7,127,238.77

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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.