Home / 16,821,047.20-25,231,570.80-10,364,039.05

Finding the Fourth Proportional to 16,821,047.20, 25,231,570.80 and 10,364,039.05

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Solution

The fourth proportional to 16,821,047.20, 25,231,570.80 and 10,364,039.05 is: 15,546,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,047.20 : 25,231,570.80 = 10,364,039.05 : x
  2. Step 2: Convert to fraction form
    16,821,047.20/25,231,570.80 = 10,364,039.05/x
  3. Step 3: Cross multiply
    16,821,047.20x = 25,231,570.80 × 10,364,039.05
  4. Step 4: Simplify right side
    16,821,047.20x = 261,500,985,064,039.78
  5. Step 5: Solve for x
    x = 261,500,985,064,039.78/16,821,047.20
  6. Step 6: Final answer
    x = 15,546,058.58

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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.