Home / 10,305,512.46-14,221,336.59-5,721,715.98

Finding the Fourth Proportional to 10,305,512.46, 14,221,336.59 and 5,721,715.98

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Solution

The fourth proportional to 10,305,512.46, 14,221,336.59 and 5,721,715.98 is: 7,895,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,512.46 : 14,221,336.59 = 5,721,715.98 : x
  2. Step 2: Convert to fraction form
    10,305,512.46/14,221,336.59 = 5,721,715.98/x
  3. Step 3: Cross multiply
    10,305,512.46x = 14,221,336.59 × 5,721,715.98
  4. Step 4: Simplify right side
    10,305,512.46x = 81,370,448,823,961.72
  5. Step 5: Solve for x
    x = 81,370,448,823,961.72/10,305,512.46
  6. Step 6: Final answer
    x = 7,895,817.81

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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.