Home / 40,410,120.30-60,615,180.45-11,657,193.90

Finding the Fourth Proportional to 40,410,120.30, 60,615,180.45 and 11,657,193.90

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Solution

The fourth proportional to 40,410,120.30, 60,615,180.45 and 11,657,193.90 is: 17,485,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,410,120.30 : 60,615,180.45 = 11,657,193.90 : x
  2. Step 2: Convert to fraction form
    40,410,120.30/60,615,180.45 = 11,657,193.90/x
  3. Step 3: Cross multiply
    40,410,120.30x = 60,615,180.45 × 11,657,193.90
  4. Step 4: Simplify right side
    40,410,120.30x = 706,602,911,789,139.25
  5. Step 5: Solve for x
    x = 706,602,911,789,139.25/40,410,120.30
  6. Step 6: Final answer
    x = 17,485,790.85

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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.