Home / 12,271,659.36-18,407,489.04-3,751,995.84

Finding the Fourth Proportional to 12,271,659.36, 18,407,489.04 and 3,751,995.84

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Solution

The fourth proportional to 12,271,659.36, 18,407,489.04 and 3,751,995.84 is: 5,627,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,659.36 : 18,407,489.04 = 3,751,995.84 : x
  2. Step 2: Convert to fraction form
    12,271,659.36/18,407,489.04 = 3,751,995.84/x
  3. Step 3: Cross multiply
    12,271,659.36x = 18,407,489.04 × 3,751,995.84
  4. Step 4: Simplify right side
    12,271,659.36x = 69,064,822,302,925.59
  5. Step 5: Solve for x
    x = 69,064,822,302,925.59/12,271,659.36
  6. Step 6: Final answer
    x = 5,627,993.76

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Double scale
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Similar ratio
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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.