Home / 35,085,106.50-48,414,989.04-20,399,730.92

Finding the Fourth Proportional to 35,085,106.50, 48,414,989.04 and 20,399,730.92

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Solution

The fourth proportional to 35,085,106.50, 48,414,989.04 and 20,399,730.92 is: 28,150,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085,106.50 : 48,414,989.04 = 20,399,730.92 : x
  2. Step 2: Convert to fraction form
    35,085,106.50/48,414,989.04 = 20,399,730.92/x
  3. Step 3: Cross multiply
    35,085,106.50x = 48,414,989.04 × 20,399,730.92
  4. Step 4: Simplify right side
    35,085,106.50x = 987,652,748,910,749.12
  5. Step 5: Solve for x
    x = 987,652,748,910,749.12/35,085,106.50
  6. Step 6: Final answer
    x = 28,150,199.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.