Home / 29,128,360.80-43,728,483.60-18,345,640.80

Finding the Fourth Proportional to 29,128,360.80, 43,728,483.60 and 18,345,640.80

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Solution

The fourth proportional to 29,128,360.80, 43,728,483.60 and 18,345,640.80 is: 27,541,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,128,360.80 : 43,728,483.60 = 18,345,640.80 : x
  2. Step 2: Convert to fraction form
    29,128,360.80/43,728,483.60 = 18,345,640.80/x
  3. Step 3: Cross multiply
    29,128,360.80x = 43,728,483.60 × 18,345,640.80
  4. Step 4: Simplify right side
    29,128,360.80x = 802,227,052,854,291
  5. Step 5: Solve for x
    x = 802,227,052,854,291/29,128,360.80
  6. Step 6: Final answer
    x = 27,541,098.46

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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.