Home / 21,152,282.43-31,729,175.73-6,773,481.98

Finding the Fourth Proportional to 21,152,282.43, 31,729,175.73 and 6,773,481.98

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Solution

The fourth proportional to 21,152,282.43, 31,729,175.73 and 6,773,481.98 is: 10,160,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,152,282.43 : 31,729,175.73 = 6,773,481.98 : x
  2. Step 2: Convert to fraction form
    21,152,282.43/31,729,175.73 = 6,773,481.98/x
  3. Step 3: Cross multiply
    21,152,282.43x = 31,729,175.73 × 6,773,481.98
  4. Step 4: Simplify right side
    21,152,282.43x = 214,916,999,888,762.47
  5. Step 5: Solve for x
    x = 214,916,999,888,762.47/21,152,282.43
  6. Step 6: Final answer
    x = 10,160,463.80

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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.