Home / 6,633,880.40-9,961,318.20-5,038,245.20

Finding the Fourth Proportional to 6,633,880.40, 9,961,318.20 and 5,038,245.20

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Solution

The fourth proportional to 6,633,880.40, 9,961,318.20 and 5,038,245.20 is: 7,565,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633,880.40 : 9,961,318.20 = 5,038,245.20 : x
  2. Step 2: Convert to fraction form
    6,633,880.40/9,961,318.20 = 5,038,245.20/x
  3. Step 3: Cross multiply
    6,633,880.40x = 9,961,318.20 × 5,038,245.20
  4. Step 4: Simplify right side
    6,633,880.40x = 50,187,563,606,822.64
  5. Step 5: Solve for x
    x = 50,187,563,606,822.64/6,633,880.40
  6. Step 6: Final answer
    x = 7,565,340.43

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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.