Home / 7,105,521.48-9,805,027.48-4,007,874.12

Finding the Fourth Proportional to 7,105,521.48, 9,805,027.48 and 4,007,874.12

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Solution

The fourth proportional to 7,105,521.48, 9,805,027.48 and 4,007,874.12 is: 5,530,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,521.48 : 9,805,027.48 = 4,007,874.12 : x
  2. Step 2: Convert to fraction form
    7,105,521.48/9,805,027.48 = 4,007,874.12/x
  3. Step 3: Cross multiply
    7,105,521.48x = 9,805,027.48 × 4,007,874.12
  4. Step 4: Simplify right side
    7,105,521.48x = 39,297,315,882,980.82
  5. Step 5: Solve for x
    x = 39,297,315,882,980.82/7,105,521.48
  6. Step 6: Final answer
    x = 5,530,532.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.