Home / 15,716,818.12-23,579,150.73-5,481,824.98

Finding the Fourth Proportional to 15,716,818.12, 23,579,150.73 and 5,481,824.98

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Solution

The fourth proportional to 15,716,818.12, 23,579,150.73 and 5,481,824.98 is: 8,224,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716,818.12 : 23,579,150.73 = 5,481,824.98 : x
  2. Step 2: Convert to fraction form
    15,716,818.12/23,579,150.73 = 5,481,824.98/x
  3. Step 3: Cross multiply
    15,716,818.12x = 23,579,150.73 × 5,481,824.98
  4. Step 4: Simplify right side
    15,716,818.12x = 129,256,777,478,899.25
  5. Step 5: Solve for x
    x = 129,256,777,478,899.25/15,716,818.12
  6. Step 6: Final answer
    x = 8,224,105.95

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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.