Home / 38,739,893.66-53,464,829.40-28,933,312.53

Finding the Fourth Proportional to 38,739,893.66, 53,464,829.40 and 28,933,312.53

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Solution

The fourth proportional to 38,739,893.66, 53,464,829.40 and 28,933,312.53 is: 39,930,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739,893.66 : 53,464,829.40 = 28,933,312.53 : x
  2. Step 2: Convert to fraction form
    38,739,893.66/53,464,829.40 = 28,933,312.53/x
  3. Step 3: Cross multiply
    38,739,893.66x = 53,464,829.40 × 28,933,312.53
  4. Step 4: Simplify right side
    38,739,893.66x = 1,546,914,618,593,825.50
  5. Step 5: Solve for x
    x = 1,546,914,618,593,825.50/38,739,893.66
  6. Step 6: Final answer
    x = 39,930,791.56

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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.