Home / 6,287,464.20-9,442,601.10-5,503,643.40

Finding the Fourth Proportional to 6,287,464.20, 9,442,601.10 and 5,503,643.40

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Solution

The fourth proportional to 6,287,464.20, 9,442,601.10 and 5,503,643.40 is: 8,265,448.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,464.20 : 9,442,601.10 = 5,503,643.40 : x
  2. Step 2: Convert to fraction form
    6,287,464.20/9,442,601.10 = 5,503,643.40/x
  3. Step 3: Cross multiply
    6,287,464.20x = 9,442,601.10 × 5,503,643.40
  4. Step 4: Simplify right side
    6,287,464.20x = 51,968,709,222,847.74
  5. Step 5: Solve for x
    x = 51,968,709,222,847.74/6,287,464.20
  6. Step 6: Final answer
    x = 8,265,448.13

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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.