Home / 5,188,487.70-7,761,736.35-4,558,631.70

Finding the Fourth Proportional to 5,188,487.70, 7,761,736.35 and 4,558,631.70

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Solution

The fourth proportional to 5,188,487.70, 7,761,736.35 and 4,558,631.70 is: 6,819,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,487.70 : 7,761,736.35 = 4,558,631.70 : x
  2. Step 2: Convert to fraction form
    5,188,487.70/7,761,736.35 = 4,558,631.70/x
  3. Step 3: Cross multiply
    5,188,487.70x = 7,761,736.35 × 4,558,631.70
  4. Step 4: Simplify right side
    5,188,487.70x = 35,382,897,372,152.30
  5. Step 5: Solve for x
    x = 35,382,897,372,152.30/5,188,487.70
  6. Step 6: Final answer
    x = 6,819,501.06

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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.