Home / 10,541,605.60-15,812,408.40-6,286,578.40

Finding the Fourth Proportional to 10,541,605.60, 15,812,408.40 and 6,286,578.40

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Solution

The fourth proportional to 10,541,605.60, 15,812,408.40 and 6,286,578.40 is: 9,429,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541,605.60 : 15,812,408.40 = 6,286,578.40 : x
  2. Step 2: Convert to fraction form
    10,541,605.60/15,812,408.40 = 6,286,578.40/x
  3. Step 3: Cross multiply
    10,541,605.60x = 15,812,408.40 × 6,286,578.40
  4. Step 4: Simplify right side
    10,541,605.60x = 99,405,945,099,418.56
  5. Step 5: Solve for x
    x = 99,405,945,099,418.56/10,541,605.60
  6. Step 6: Final answer
    x = 9,429,867.60

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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.