Home / 39,367,087.60-59,059,962.60-20,200,802.80

Finding the Fourth Proportional to 39,367,087.60, 59,059,962.60 and 20,200,802.80

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Solution

The fourth proportional to 39,367,087.60, 59,059,962.60 and 20,200,802.80 is: 30,305,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367,087.60 : 59,059,962.60 = 20,200,802.80 : x
  2. Step 2: Convert to fraction form
    39,367,087.60/59,059,962.60 = 20,200,802.80/x
  3. Step 3: Cross multiply
    39,367,087.60x = 59,059,962.60 × 20,200,802.80
  4. Step 4: Simplify right side
    39,367,087.60x = 1,193,058,657,857,975.25
  5. Step 5: Solve for x
    x = 1,193,058,657,857,975.25/39,367,087.60
  6. Step 6: Final answer
    x = 30,305,992.41

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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.