Home / 52,317,062.35-78,475,805.04-21,193,308.23

Finding the Fourth Proportional to 52,317,062.35, 78,475,805.04 and 21,193,308.23

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Solution

The fourth proportional to 52,317,062.35, 78,475,805.04 and 21,193,308.23 is: 31,790,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317,062.35 : 78,475,805.04 = 21,193,308.23 : x
  2. Step 2: Convert to fraction form
    52,317,062.35/78,475,805.04 = 21,193,308.23/x
  3. Step 3: Cross multiply
    52,317,062.35x = 78,475,805.04 × 21,193,308.23
  4. Step 4: Simplify right side
    52,317,062.35x = 1,663,161,924,810,107.75
  5. Step 5: Solve for x
    x = 1,663,161,924,810,107.75/52,317,062.35
  6. Step 6: Final answer
    x = 31,790,048.03

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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.