Home / 10,351,468.10-15,515,538.15-4,962,700.10

Finding the Fourth Proportional to 10,351,468.10, 15,515,538.15 and 4,962,700.10

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Solution

The fourth proportional to 10,351,468.10, 15,515,538.15 and 4,962,700.10 is: 7,438,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,468.10 : 15,515,538.15 = 4,962,700.10 : x
  2. Step 2: Convert to fraction form
    10,351,468.10/15,515,538.15 = 4,962,700.10/x
  3. Step 3: Cross multiply
    10,351,468.10x = 15,515,538.15 × 4,962,700.10
  4. Step 4: Simplify right side
    10,351,468.10x = 76,998,962,728,558.81
  5. Step 5: Solve for x
    x = 76,998,962,728,558.81/10,351,468.10
  6. Step 6: Final answer
    x = 7,438,458.20

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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.