Home / 25,188,005.70-37,782,218.81-6,993,619.72

Finding the Fourth Proportional to 25,188,005.70, 37,782,218.81 and 6,993,619.72

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Solution

The fourth proportional to 25,188,005.70, 37,782,218.81 and 6,993,619.72 is: 10,490,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188,005.70 : 37,782,218.81 = 6,993,619.72 : x
  2. Step 2: Convert to fraction form
    25,188,005.70/37,782,218.81 = 6,993,619.72/x
  3. Step 3: Cross multiply
    25,188,005.70x = 37,782,218.81 × 6,993,619.72
  4. Step 4: Simplify right side
    25,188,005.70x = 264,234,470,457,999.44
  5. Step 5: Solve for x
    x = 264,234,470,457,999.44/25,188,005.70
  6. Step 6: Final answer
    x = 10,490,487.96

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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.