Home / 5,105,939.40-7,651,035.90-4,428,844.20

Finding the Fourth Proportional to 5,105,939.40, 7,651,035.90 and 4,428,844.20

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Solution

The fourth proportional to 5,105,939.40, 7,651,035.90 and 4,428,844.20 is: 6,636,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,939.40 : 7,651,035.90 = 4,428,844.20 : x
  2. Step 2: Convert to fraction form
    5,105,939.40/7,651,035.90 = 4,428,844.20/x
  3. Step 3: Cross multiply
    5,105,939.40x = 7,651,035.90 × 4,428,844.20
  4. Step 4: Simplify right side
    5,105,939.40x = 33,885,245,969,706.78
  5. Step 5: Solve for x
    x = 33,885,245,969,706.78/5,105,939.40
  6. Step 6: Final answer
    x = 6,636,437.16

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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.