Home / 5,127,895.56-7,078,674.74-3,195,111.04

Finding the Fourth Proportional to 5,127,895.56, 7,078,674.74 and 3,195,111.04

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Solution

The fourth proportional to 5,127,895.56, 7,078,674.74 and 3,195,111.04 is: 4,410,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,895.56 : 7,078,674.74 = 3,195,111.04 : x
  2. Step 2: Convert to fraction form
    5,127,895.56/7,078,674.74 = 3,195,111.04/x
  3. Step 3: Cross multiply
    5,127,895.56x = 7,078,674.74 × 3,195,111.04
  4. Step 4: Simplify right side
    5,127,895.56x = 22,617,151,810,343.13
  5. Step 5: Solve for x
    x = 22,617,151,810,343.13/5,127,895.56
  6. Step 6: Final answer
    x = 4,410,610.85

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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.