Home / 53,891,047.25-80,843,293.60-21,097,380.10

Finding the Fourth Proportional to 53,891,047.25, 80,843,293.60 and 21,097,380.10

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Solution

The fourth proportional to 53,891,047.25, 80,843,293.60 and 21,097,380.10 is: 31,648,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,891,047.25 : 80,843,293.60 = 21,097,380.10 : x
  2. Step 2: Convert to fraction form
    53,891,047.25/80,843,293.60 = 21,097,380.10/x
  3. Step 3: Cross multiply
    53,891,047.25x = 80,843,293.60 × 21,097,380.10
  4. Step 4: Simplify right side
    53,891,047.25x = 1,705,581,693,509,610.50
  5. Step 5: Solve for x
    x = 1,705,581,693,509,610.50/53,891,047.25
  6. Step 6: Final answer
    x = 31,648,701.97

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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.