Home / 13,944,873.36-20,918,516.40-3,847,493.28

Finding the Fourth Proportional to 13,944,873.36, 20,918,516.40 and 3,847,493.28

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Solution

The fourth proportional to 13,944,873.36, 20,918,516.40 and 3,847,493.28 is: 5,771,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,873.36 : 20,918,516.40 = 3,847,493.28 : x
  2. Step 2: Convert to fraction form
    13,944,873.36/20,918,516.40 = 3,847,493.28/x
  3. Step 3: Cross multiply
    13,944,873.36x = 20,918,516.40 × 3,847,493.28
  4. Step 4: Simplify right side
    13,944,873.36x = 80,483,851,276,569.78
  5. Step 5: Solve for x
    x = 80,483,851,276,569.78/13,944,873.36
  6. Step 6: Final answer
    x = 5,771,572.76

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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.