Home / 18,552,810.87-25,599,991.68-10,605,239.82

Finding the Fourth Proportional to 18,552,810.87, 25,599,991.68 and 10,605,239.82

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Solution

The fourth proportional to 18,552,810.87, 25,599,991.68 and 10,605,239.82 is: 14,633,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552,810.87 : 25,599,991.68 = 10,605,239.82 : x
  2. Step 2: Convert to fraction form
    18,552,810.87/25,599,991.68 = 10,605,239.82/x
  3. Step 3: Cross multiply
    18,552,810.87x = 25,599,991.68 × 10,605,239.82
  4. Step 4: Simplify right side
    18,552,810.87x = 271,494,051,156,404.69
  5. Step 5: Solve for x
    x = 271,494,051,156,404.69/18,552,810.87
  6. Step 6: Final answer
    x = 14,633,580.49

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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.