Home / 20,060,145.09-30,069,218.41-8,395,200.30

Finding the Fourth Proportional to 20,060,145.09, 30,069,218.41 and 8,395,200.30

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Solution

The fourth proportional to 20,060,145.09, 30,069,218.41 and 8,395,200.30 is: 12,584,012.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060,145.09 : 30,069,218.41 = 8,395,200.30 : x
  2. Step 2: Convert to fraction form
    20,060,145.09/30,069,218.41 = 8,395,200.30/x
  3. Step 3: Cross multiply
    20,060,145.09x = 30,069,218.41 × 8,395,200.30
  4. Step 4: Simplify right side
    20,060,145.09x = 252,437,111,395,409.53
  5. Step 5: Solve for x
    x = 252,437,111,395,409.53/20,060,145.09
  6. Step 6: Final answer
    x = 12,584,012.24

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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.