Home / 7,111,726.23-9,814,181.90-3,848,541.06

Finding the Fourth Proportional to 7,111,726.23, 9,814,181.90 and 3,848,541.06

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Solution

The fourth proportional to 7,111,726.23, 9,814,181.90 and 3,848,541.06 is: 5,310,986.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,726.23 : 9,814,181.90 = 3,848,541.06 : x
  2. Step 2: Convert to fraction form
    7,111,726.23/9,814,181.90 = 3,848,541.06/x
  3. Step 3: Cross multiply
    7,111,726.23x = 9,814,181.90 × 3,848,541.06
  4. Step 4: Simplify right side
    7,111,726.23x = 37,770,281,993,216.11
  5. Step 5: Solve for x
    x = 37,770,281,993,216.11/7,111,726.23
  6. Step 6: Final answer
    x = 5,310,986.50

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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.