Home / 7,617,729.38-11,420,581.84-3,776,903.59

Finding the Fourth Proportional to 7,617,729.38, 11,420,581.84 and 3,776,903.59

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Solution

The fourth proportional to 7,617,729.38, 11,420,581.84 and 3,776,903.59 is: 5,662,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,729.38 : 11,420,581.84 = 3,776,903.59 : x
  2. Step 2: Convert to fraction form
    7,617,729.38/11,420,581.84 = 3,776,903.59/x
  3. Step 3: Cross multiply
    7,617,729.38x = 11,420,581.84 × 3,776,903.59
  4. Step 4: Simplify right side
    7,617,729.38x = 43,134,436,551,384.80
  5. Step 5: Solve for x
    x = 43,134,436,551,384.80/7,617,729.38
  6. Step 6: Final answer
    x = 5,662,374.50

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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.