Home / 13,549,724.02-18,697,933.08-8,043,334.30

Finding the Fourth Proportional to 13,549,724.02, 18,697,933.08 and 8,043,334.30

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Solution

The fourth proportional to 13,549,724.02, 18,697,933.08 and 8,043,334.30 is: 11,099,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,724.02 : 18,697,933.08 = 8,043,334.30 : x
  2. Step 2: Convert to fraction form
    13,549,724.02/18,697,933.08 = 8,043,334.30/x
  3. Step 3: Cross multiply
    13,549,724.02x = 18,697,933.08 × 8,043,334.30
  4. Step 4: Simplify right side
    13,549,724.02x = 150,393,726,481,468.62
  5. Step 5: Solve for x
    x = 150,393,726,481,468.62/13,549,724.02
  6. Step 6: Final answer
    x = 11,099,394.07

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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.