Home / 70,434,220.82-105,543,583.07-37,649,453.27

Finding the Fourth Proportional to 70,434,220.82, 105,543,583.07 and 37,649,453.27

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Solution

The fourth proportional to 70,434,220.82, 105,543,583.07 and 37,649,453.27 is: 56,416,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,434,220.82 : 105,543,583.07 = 37,649,453.27 : x
  2. Step 2: Convert to fraction form
    70,434,220.82/105,543,583.07 = 37,649,453.27/x
  3. Step 3: Cross multiply
    70,434,220.82x = 105,543,583.07 × 37,649,453.27
  4. Step 4: Simplify right side
    70,434,220.82x = 3,973,658,198,026,363
  5. Step 5: Solve for x
    x = 3,973,658,198,026,363/70,434,220.82
  6. Step 6: Final answer
    x = 56,416,584.89

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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.