Home / 53,367,801.26-73,647,628.72-28,921,515.26

Finding the Fourth Proportional to 53,367,801.26, 73,647,628.72 and 28,921,515.26

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Solution

The fourth proportional to 53,367,801.26, 73,647,628.72 and 28,921,515.26 is: 39,911,725.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367,801.26 : 73,647,628.72 = 28,921,515.26 : x
  2. Step 2: Convert to fraction form
    53,367,801.26/73,647,628.72 = 28,921,515.26/x
  3. Step 3: Cross multiply
    53,367,801.26x = 73,647,628.72 × 28,921,515.26
  4. Step 4: Simplify right side
    53,367,801.26x = 2,130,001,017,888,294.25
  5. Step 5: Solve for x
    x = 2,130,001,017,888,294.25/53,367,801.26
  6. Step 6: Final answer
    x = 39,911,725.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.