Home / 5,112,796.14-7,058,215.46-3,179,679.50

Finding the Fourth Proportional to 5,112,796.14, 7,058,215.46 and 3,179,679.50

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Solution

The fourth proportional to 5,112,796.14, 7,058,215.46 and 3,179,679.50 is: 4,389,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,796.14 : 7,058,215.46 = 3,179,679.50 : x
  2. Step 2: Convert to fraction form
    5,112,796.14/7,058,215.46 = 3,179,679.50/x
  3. Step 3: Cross multiply
    5,112,796.14x = 7,058,215.46 × 3,179,679.50
  4. Step 4: Simplify right side
    5,112,796.14x = 22,442,863,030,339.81
  5. Step 5: Solve for x
    x = 22,442,863,030,339.81/5,112,796.14
  6. Step 6: Final answer
    x = 4,389,547.80

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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.