Home / 38,736,128.40-57,954,893.40-25,299,200.40

Finding the Fourth Proportional to 38,736,128.40, 57,954,893.40 and 25,299,200.40

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Solution

The fourth proportional to 38,736,128.40, 57,954,893.40 and 25,299,200.40 is: 37,851,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,736,128.40 : 57,954,893.40 = 25,299,200.40 : x
  2. Step 2: Convert to fraction form
    38,736,128.40/57,954,893.40 = 25,299,200.40/x
  3. Step 3: Cross multiply
    38,736,128.40x = 57,954,893.40 × 25,299,200.40
  4. Step 4: Simplify right side
    38,736,128.40x = 1,466,212,462,287,237.25
  5. Step 5: Solve for x
    x = 1,466,212,462,287,237.25/38,736,128.40
  6. Step 6: Final answer
    x = 37,851,290.85

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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.