Home / 13,335,005.60-20,003,383.20-3,750,696.80

Finding the Fourth Proportional to 13,335,005.60, 20,003,383.20 and 3,750,696.80

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Solution

The fourth proportional to 13,335,005.60, 20,003,383.20 and 3,750,696.80 is: 5,626,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335,005.60 : 20,003,383.20 = 3,750,696.80 : x
  2. Step 2: Convert to fraction form
    13,335,005.60/20,003,383.20 = 3,750,696.80/x
  3. Step 3: Cross multiply
    13,335,005.60x = 20,003,383.20 × 3,750,696.80
  4. Step 4: Simplify right side
    13,335,005.60x = 75,026,625,357,413.75
  5. Step 5: Solve for x
    x = 75,026,625,357,413.75/13,335,005.60
  6. Step 6: Final answer
    x = 5,626,291.25

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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.