Home / 9,028,440.79-13,534,689.39-6,907,991.20

Finding the Fourth Proportional to 9,028,440.79, 13,534,689.39 and 6,907,991.20

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Solution

The fourth proportional to 9,028,440.79, 13,534,689.39 and 6,907,991.20 is: 10,355,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,440.79 : 13,534,689.39 = 6,907,991.20 : x
  2. Step 2: Convert to fraction form
    9,028,440.79/13,534,689.39 = 6,907,991.20/x
  3. Step 3: Cross multiply
    9,028,440.79x = 13,534,689.39 × 6,907,991.20
  4. Step 4: Simplify right side
    9,028,440.79x = 93,497,515,167,016.64
  5. Step 5: Solve for x
    x = 93,497,515,167,016.64/9,028,440.79
  6. Step 6: Final answer
    x = 10,355,887.29

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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.