Home / 55,296,259.20-82,944,388.80-19,389,801.60

Finding the Fourth Proportional to 55,296,259.20, 82,944,388.80 and 19,389,801.60

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Solution

The fourth proportional to 55,296,259.20, 82,944,388.80 and 19,389,801.60 is: 29,084,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296,259.20 : 82,944,388.80 = 19,389,801.60 : x
  2. Step 2: Convert to fraction form
    55,296,259.20/82,944,388.80 = 19,389,801.60/x
  3. Step 3: Cross multiply
    55,296,259.20x = 82,944,388.80 × 19,389,801.60
  4. Step 4: Simplify right side
    55,296,259.20x = 1,608,275,242,665,262.25
  5. Step 5: Solve for x
    x = 1,608,275,242,665,262.25/55,296,259.20
  6. Step 6: Final answer
    x = 29,084,702.40

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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.