Home / 7,269,455.20-10,880,563.20-5,663,322.40

Finding the Fourth Proportional to 7,269,455.20, 10,880,563.20 and 5,663,322.40

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Solution

The fourth proportional to 7,269,455.20, 10,880,563.20 and 5,663,322.40 is: 8,476,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,455.20 : 10,880,563.20 = 5,663,322.40 : x
  2. Step 2: Convert to fraction form
    7,269,455.20/10,880,563.20 = 5,663,322.40/x
  3. Step 3: Cross multiply
    7,269,455.20x = 10,880,563.20 × 5,663,322.40
  4. Step 4: Simplify right side
    7,269,455.20x = 61,620,137,295,175.68
  5. Step 5: Solve for x
    x = 61,620,137,295,175.68/7,269,455.20
  6. Step 6: Final answer
    x = 8,476,582.58

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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.