Home / 55,147,422.40-82,721,133.60-14,757,906.40

Finding the Fourth Proportional to 55,147,422.40, 82,721,133.60 and 14,757,906.40

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Solution

The fourth proportional to 55,147,422.40, 82,721,133.60 and 14,757,906.40 is: 22,136,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,422.40 : 82,721,133.60 = 14,757,906.40 : x
  2. Step 2: Convert to fraction form
    55,147,422.40/82,721,133.60 = 14,757,906.40/x
  3. Step 3: Cross multiply
    55,147,422.40x = 82,721,133.60 × 14,757,906.40
  4. Step 4: Simplify right side
    55,147,422.40x = 1,220,790,746,970,695
  5. Step 5: Solve for x
    x = 1,220,790,746,970,695/55,147,422.40
  6. Step 6: Final answer
    x = 22,136,859.60

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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.