Home / 56,806,864.80-85,210,297.20-18,469,629.60

Finding the Fourth Proportional to 56,806,864.80, 85,210,297.20 and 18,469,629.60

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Solution

The fourth proportional to 56,806,864.80, 85,210,297.20 and 18,469,629.60 is: 27,704,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,806,864.80 : 85,210,297.20 = 18,469,629.60 : x
  2. Step 2: Convert to fraction form
    56,806,864.80/85,210,297.20 = 18,469,629.60/x
  3. Step 3: Cross multiply
    56,806,864.80x = 85,210,297.20 × 18,469,629.60
  4. Step 4: Simplify right side
    56,806,864.80x = 1,573,802,627,389,917.25
  5. Step 5: Solve for x
    x = 1,573,802,627,389,917.25/56,806,864.80
  6. Step 6: Final answer
    x = 27,704,444.40

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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.