Home / 6,469,109.20-9,710,662.20-4,075,656.40

Finding the Fourth Proportional to 6,469,109.20, 9,710,662.20 and 4,075,656.40

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Solution

The fourth proportional to 6,469,109.20, 9,710,662.20 and 4,075,656.40 is: 6,117,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,109.20 : 9,710,662.20 = 4,075,656.40 : x
  2. Step 2: Convert to fraction form
    6,469,109.20/9,710,662.20 = 4,075,656.40/x
  3. Step 3: Cross multiply
    6,469,109.20x = 9,710,662.20 × 4,075,656.40
  4. Step 4: Simplify right side
    6,469,109.20x = 39,577,322,543,668.08
  5. Step 5: Solve for x
    x = 39,577,322,543,668.08/6,469,109.20
  6. Step 6: Final answer
    x = 6,117,893.72

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1.5x scale

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.