Home / 5,489,133.40-8,238,365.70-4,425,376.60

Finding the Fourth Proportional to 5,489,133.40, 8,238,365.70 and 4,425,376.60

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Solution

The fourth proportional to 5,489,133.40, 8,238,365.70 and 4,425,376.60 is: 6,641,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489,133.40 : 8,238,365.70 = 4,425,376.60 : x
  2. Step 2: Convert to fraction form
    5,489,133.40/8,238,365.70 = 4,425,376.60/x
  3. Step 3: Cross multiply
    5,489,133.40x = 8,238,365.70 × 4,425,376.60
  4. Step 4: Simplify right side
    5,489,133.40x = 36,457,870,791,022.62
  5. Step 5: Solve for x
    x = 36,457,870,791,022.62/5,489,133.40
  6. Step 6: Final answer
    x = 6,641,826.34

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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.