Home / 4,428,150.30-6,642,225.45-2,993,259.60

Finding the Fourth Proportional to 4,428,150.30, 6,642,225.45 and 2,993,259.60

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Solution

The fourth proportional to 4,428,150.30, 6,642,225.45 and 2,993,259.60 is: 4,489,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,150.30 : 6,642,225.45 = 2,993,259.60 : x
  2. Step 2: Convert to fraction form
    4,428,150.30/6,642,225.45 = 2,993,259.60/x
  3. Step 3: Cross multiply
    4,428,150.30x = 6,642,225.45 × 2,993,259.60
  4. Step 4: Simplify right side
    4,428,150.30x = 19,881,905,093,576.82
  5. Step 5: Solve for x
    x = 19,881,905,093,576.82/4,428,150.30
  6. Step 6: Final answer
    x = 4,489,889.40

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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.