Home / 7,149,014.03-9,865,705.41-3,885,836.43

Finding the Fourth Proportional to 7,149,014.03, 9,865,705.41 and 3,885,836.43

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Solution

The fourth proportional to 7,149,014.03, 9,865,705.41 and 3,885,836.43 is: 5,362,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,014.03 : 9,865,705.41 = 3,885,836.43 : x
  2. Step 2: Convert to fraction form
    7,149,014.03/9,865,705.41 = 3,885,836.43/x
  3. Step 3: Cross multiply
    7,149,014.03x = 9,865,705.41 × 3,885,836.43
  4. Step 4: Simplify right side
    7,149,014.03x = 38,336,517,512,250.59
  5. Step 5: Solve for x
    x = 38,336,517,512,250.59/7,149,014.03
  6. Step 6: Final answer
    x = 5,362,490.18

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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.