Home / 6,642,093.40-9,963,140.10-1,850,522.20

Finding the Fourth Proportional to 6,642,093.40, 9,963,140.10 and 1,850,522.20

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Solution

The fourth proportional to 6,642,093.40, 9,963,140.10 and 1,850,522.20 is: 2,775,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,093.40 : 9,963,140.10 = 1,850,522.20 : x
  2. Step 2: Convert to fraction form
    6,642,093.40/9,963,140.10 = 1,850,522.20/x
  3. Step 3: Cross multiply
    6,642,093.40x = 9,963,140.10 × 1,850,522.20
  4. Step 4: Simplify right side
    6,642,093.40x = 18,437,011,936,760.22
  5. Step 5: Solve for x
    x = 18,437,011,936,760.22/6,642,093.40
  6. Step 6: Final answer
    x = 2,775,783.30

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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.