Home / 7,359,072.46-11,037,739.35-1,968,140.70

Finding the Fourth Proportional to 7,359,072.46, 11,037,739.35 and 1,968,140.70

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Solution

The fourth proportional to 7,359,072.46, 11,037,739.35 and 1,968,140.70 is: 2,951,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359,072.46 : 11,037,739.35 = 1,968,140.70 : x
  2. Step 2: Convert to fraction form
    7,359,072.46/11,037,739.35 = 1,968,140.70/x
  3. Step 3: Cross multiply
    7,359,072.46x = 11,037,739.35 × 1,968,140.70
  4. Step 4: Simplify right side
    7,359,072.46x = 21,723,824,058,107.07
  5. Step 5: Solve for x
    x = 21,723,824,058,107.07/7,359,072.46
  6. Step 6: Final answer
    x = 2,951,978.55

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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.