Home / 14,489,387.20-21,734,080.80-9,387,553.60

Finding the Fourth Proportional to 14,489,387.20, 21,734,080.80 and 9,387,553.60

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Solution

The fourth proportional to 14,489,387.20, 21,734,080.80 and 9,387,553.60 is: 14,081,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,387.20 : 21,734,080.80 = 9,387,553.60 : x
  2. Step 2: Convert to fraction form
    14,489,387.20/21,734,080.80 = 9,387,553.60/x
  3. Step 3: Cross multiply
    14,489,387.20x = 21,734,080.80 × 9,387,553.60
  4. Step 4: Simplify right side
    14,489,387.20x = 204,029,848,456,730.88
  5. Step 5: Solve for x
    x = 204,029,848,456,730.88/14,489,387.20
  6. Step 6: Final answer
    x = 14,081,330.40

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1.5x scale

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.