Home / 20,378,596.43-30,564,462.39-5,804,491.31

Finding the Fourth Proportional to 20,378,596.43, 30,564,462.39 and 5,804,491.31

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Solution

The fourth proportional to 20,378,596.43, 30,564,462.39 and 5,804,491.31 is: 8,705,759.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,378,596.43 : 30,564,462.39 = 5,804,491.31 : x
  2. Step 2: Convert to fraction form
    20,378,596.43/30,564,462.39 = 5,804,491.31/x
  3. Step 3: Cross multiply
    20,378,596.43x = 30,564,462.39 × 5,804,491.31
  4. Step 4: Simplify right side
    20,378,596.43x = 177,411,156,184,754.50
  5. Step 5: Solve for x
    x = 177,411,156,184,754.50/20,378,596.43
  6. Step 6: Final answer
    x = 8,705,759.34

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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.