Home / 6,805,329.90-10,207,994.86-2,012,646.22

Finding the Fourth Proportional to 6,805,329.90, 10,207,994.86 and 2,012,646.22

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Solution

The fourth proportional to 6,805,329.90, 10,207,994.86 and 2,012,646.22 is: 3,018,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,329.90 : 10,207,994.86 = 2,012,646.22 : x
  2. Step 2: Convert to fraction form
    6,805,329.90/10,207,994.86 = 2,012,646.22/x
  3. Step 3: Cross multiply
    6,805,329.90x = 10,207,994.86 × 2,012,646.22
  4. Step 4: Simplify right side
    6,805,329.90x = 20,545,082,268,758.43
  5. Step 5: Solve for x
    x = 20,545,082,268,758.43/6,805,329.90
  6. Step 6: Final answer
    x = 3,018,969.33

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Double scale
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Similar ratio
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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.