Home / 10,890,621.60-16,335,932.40-4,498,749.60

Finding the Fourth Proportional to 10,890,621.60, 16,335,932.40 and 4,498,749.60

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Solution

The fourth proportional to 10,890,621.60, 16,335,932.40 and 4,498,749.60 is: 6,748,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,621.60 : 16,335,932.40 = 4,498,749.60 : x
  2. Step 2: Convert to fraction form
    10,890,621.60/16,335,932.40 = 4,498,749.60/x
  3. Step 3: Cross multiply
    10,890,621.60x = 16,335,932.40 × 4,498,749.60
  4. Step 4: Simplify right side
    10,890,621.60x = 73,491,269,350,127.03
  5. Step 5: Solve for x
    x = 73,491,269,350,127.03/10,890,621.60
  6. Step 6: Final answer
    x = 6,748,124.40

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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.