Home / 10,905,214.88-15,048,936.54-5,943,814.02

Finding the Fourth Proportional to 10,905,214.88, 15,048,936.54 and 5,943,814.02

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Solution

The fourth proportional to 10,905,214.88, 15,048,936.54 and 5,943,814.02 is: 8,202,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905,214.88 : 15,048,936.54 = 5,943,814.02 : x
  2. Step 2: Convert to fraction form
    10,905,214.88/15,048,936.54 = 5,943,814.02/x
  3. Step 3: Cross multiply
    10,905,214.88x = 15,048,936.54 × 5,943,814.02
  4. Step 4: Simplify right side
    10,905,214.88x = 89,448,079,992,542.28
  5. Step 5: Solve for x
    x = 89,448,079,992,542.28/10,905,214.88
  6. Step 6: Final answer
    x = 8,202,321.64

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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.