Home / 10,448,165.17-15,665,093.02-5,320,669.69

Finding the Fourth Proportional to 10,448,165.17, 15,665,093.02 and 5,320,669.69

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Solution

The fourth proportional to 10,448,165.17, 15,665,093.02 and 5,320,669.69 is: 7,977,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,448,165.17 : 15,665,093.02 = 5,320,669.69 : x
  2. Step 2: Convert to fraction form
    10,448,165.17/15,665,093.02 = 5,320,669.69/x
  3. Step 3: Cross multiply
    10,448,165.17x = 15,665,093.02 × 5,320,669.69
  4. Step 4: Simplify right side
    10,448,165.17x = 83,348,785,622,544.56
  5. Step 5: Solve for x
    x = 83,348,785,622,544.56/10,448,165.17
  6. Step 6: Final answer
    x = 7,977,361.03

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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.