Home / 13,493,538.74-20,240,292.23-4,395,621.48

Finding the Fourth Proportional to 13,493,538.74, 20,240,292.23 and 4,395,621.48

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Solution

The fourth proportional to 13,493,538.74, 20,240,292.23 and 4,395,621.48 is: 6,593,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,538.74 : 20,240,292.23 = 4,395,621.48 : x
  2. Step 2: Convert to fraction form
    13,493,538.74/20,240,292.23 = 4,395,621.48/x
  3. Step 3: Cross multiply
    13,493,538.74x = 20,240,292.23 × 4,395,621.48
  4. Step 4: Simplify right side
    13,493,538.74x = 88,968,663,265,687.02
  5. Step 5: Solve for x
    x = 88,968,663,265,687.02/13,493,538.74
  6. Step 6: Final answer
    x = 6,593,427.05

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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.