Home / 21,274,419.06-31,900,431.15-14,544,757.62

Finding the Fourth Proportional to 21,274,419.06, 31,900,431.15 and 14,544,757.62

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Solution

The fourth proportional to 21,274,419.06, 31,900,431.15 and 14,544,757.62 is: 21,809,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,274,419.06 : 31,900,431.15 = 14,544,757.62 : x
  2. Step 2: Convert to fraction form
    21,274,419.06/31,900,431.15 = 14,544,757.62/x
  3. Step 3: Cross multiply
    21,274,419.06x = 31,900,431.15 × 14,544,757.62
  4. Step 4: Simplify right side
    21,274,419.06x = 463,984,039,050,247.81
  5. Step 5: Solve for x
    x = 463,984,039,050,247.81/21,274,419.06
  6. Step 6: Final answer
    x = 21,809,481.04

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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.