Home / 39,867,766.40-59,801,649.60-34,128,203.60

Finding the Fourth Proportional to 39,867,766.40, 59,801,649.60 and 34,128,203.60

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Solution

The fourth proportional to 39,867,766.40, 59,801,649.60 and 34,128,203.60 is: 51,192,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867,766.40 : 59,801,649.60 = 34,128,203.60 : x
  2. Step 2: Convert to fraction form
    39,867,766.40/59,801,649.60 = 34,128,203.60/x
  3. Step 3: Cross multiply
    39,867,766.40x = 59,801,649.60 × 34,128,203.60
  4. Step 4: Simplify right side
    39,867,766.40x = 2,040,922,873,164,658.75
  5. Step 5: Solve for x
    x = 2,040,922,873,164,658.75/39,867,766.40
  6. Step 6: Final answer
    x = 51,192,305.40

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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.