Home / 6,329,120.64-9,499,918.32-4,509,506.88

Finding the Fourth Proportional to 6,329,120.64, 9,499,918.32 and 4,509,506.88

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Solution

The fourth proportional to 6,329,120.64, 9,499,918.32 and 4,509,506.88 is: 6,768,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329,120.64 : 9,499,918.32 = 4,509,506.88 : x
  2. Step 2: Convert to fraction form
    6,329,120.64/9,499,918.32 = 4,509,506.88/x
  3. Step 3: Cross multiply
    6,329,120.64x = 9,499,918.32 × 4,509,506.88
  4. Step 4: Simplify right side
    6,329,120.64x = 42,839,947,023,478.04
  5. Step 5: Solve for x
    x = 42,839,947,023,478.04/6,329,120.64
  6. Step 6: Final answer
    x = 6,768,704.45

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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.