Home / 29,436,146.72-44,150,742.76-7,872,419.68

Finding the Fourth Proportional to 29,436,146.72, 44,150,742.76 and 7,872,419.68

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Solution

The fourth proportional to 29,436,146.72, 44,150,742.76 and 7,872,419.68 is: 11,807,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,436,146.72 : 44,150,742.76 = 7,872,419.68 : x
  2. Step 2: Convert to fraction form
    29,436,146.72/44,150,742.76 = 7,872,419.68/x
  3. Step 3: Cross multiply
    29,436,146.72x = 44,150,742.76 × 7,872,419.68
  4. Step 4: Simplify right side
    29,436,146.72x = 347,573,176,190,441.50
  5. Step 5: Solve for x
    x = 347,573,176,190,441.50/29,436,146.72
  6. Step 6: Final answer
    x = 11,807,699.54

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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.