Home / 13,824,009.60-20,736,014.40-3,727,651.20

Finding the Fourth Proportional to 13,824,009.60, 20,736,014.40 and 3,727,651.20

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Solution

The fourth proportional to 13,824,009.60, 20,736,014.40 and 3,727,651.20 is: 5,591,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,009.60 : 20,736,014.40 = 3,727,651.20 : x
  2. Step 2: Convert to fraction form
    13,824,009.60/20,736,014.40 = 3,727,651.20/x
  3. Step 3: Cross multiply
    13,824,009.60x = 20,736,014.40 × 3,727,651.20
  4. Step 4: Simplify right side
    13,824,009.60x = 77,296,628,961,377.28
  5. Step 5: Solve for x
    x = 77,296,628,961,377.28/13,824,009.60
  6. Step 6: Final answer
    x = 5,591,476.80

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Similar ratio
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1.5x scale

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.