Home / 11,756,015.12-17,624,782.38-7,428,964.36

Finding the Fourth Proportional to 11,756,015.12, 17,624,782.38 and 7,428,964.36

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Solution

The fourth proportional to 11,756,015.12, 17,624,782.38 and 7,428,964.36 is: 11,137,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756,015.12 : 17,624,782.38 = 7,428,964.36 : x
  2. Step 2: Convert to fraction form
    11,756,015.12/17,624,782.38 = 7,428,964.36/x
  3. Step 3: Cross multiply
    11,756,015.12x = 17,624,782.38 × 7,428,964.36
  4. Step 4: Simplify right side
    11,756,015.12x = 130,933,880,153,775.97
  5. Step 5: Solve for x
    x = 130,933,880,153,775.97/11,756,015.12
  6. Step 6: Final answer
    x = 11,137,607.33

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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.