Home / 30,409,765.48-41,965,142.34-16,470,774.04

Finding the Fourth Proportional to 30,409,765.48, 41,965,142.34 and 16,470,774.04

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Solution

The fourth proportional to 30,409,765.48, 41,965,142.34 and 16,470,774.04 is: 22,729,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,409,765.48 : 41,965,142.34 = 16,470,774.04 : x
  2. Step 2: Convert to fraction form
    30,409,765.48/41,965,142.34 = 16,470,774.04/x
  3. Step 3: Cross multiply
    30,409,765.48x = 41,965,142.34 × 16,470,774.04
  4. Step 4: Simplify right side
    30,409,765.48x = 691,198,377,038,576.88
  5. Step 5: Solve for x
    x = 691,198,377,038,576.88/30,409,765.48
  6. Step 6: Final answer
    x = 22,729,487.26

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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.