Home / 15,300,997.20-22,951,495.80-13,308,093.45

Finding the Fourth Proportional to 15,300,997.20, 22,951,495.80 and 13,308,093.45

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Solution

The fourth proportional to 15,300,997.20, 22,951,495.80 and 13,308,093.45 is: 19,962,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300,997.20 : 22,951,495.80 = 13,308,093.45 : x
  2. Step 2: Convert to fraction form
    15,300,997.20/22,951,495.80 = 13,308,093.45/x
  3. Step 3: Cross multiply
    15,300,997.20x = 22,951,495.80 × 13,308,093.45
  4. Step 4: Simplify right side
    15,300,997.20x = 305,440,650,923,682.50
  5. Step 5: Solve for x
    x = 305,440,650,923,682.50/15,300,997.20
  6. Step 6: Final answer
    x = 19,962,140.18

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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.