Home / 20,534,041.68-30,831,341.04-11,453,880.24

Finding the Fourth Proportional to 20,534,041.68, 30,831,341.04 and 11,453,880.24

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Solution

The fourth proportional to 20,534,041.68, 30,831,341.04 and 11,453,880.24 is: 17,197,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534,041.68 : 30,831,341.04 = 11,453,880.24 : x
  2. Step 2: Convert to fraction form
    20,534,041.68/30,831,341.04 = 11,453,880.24/x
  3. Step 3: Cross multiply
    20,534,041.68x = 30,831,341.04 × 11,453,880.24
  4. Step 4: Simplify right side
    20,534,041.68x = 353,138,487,910,757.06
  5. Step 5: Solve for x
    x = 353,138,487,910,757.06/20,534,041.68
  6. Step 6: Final answer
    x = 17,197,709.71

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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.