Home / 12,175,551.33-18,262,884.03-3,655,666.36

Finding the Fourth Proportional to 12,175,551.33, 18,262,884.03 and 3,655,666.36

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Solution

The fourth proportional to 12,175,551.33, 18,262,884.03 and 3,655,666.36 is: 5,483,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,551.33 : 18,262,884.03 = 3,655,666.36 : x
  2. Step 2: Convert to fraction form
    12,175,551.33/18,262,884.03 = 3,655,666.36/x
  3. Step 3: Cross multiply
    12,175,551.33x = 18,262,884.03 × 3,655,666.36
  4. Step 4: Simplify right side
    12,175,551.33x = 66,763,010,785,052.23
  5. Step 5: Solve for x
    x = 66,763,010,785,052.23/12,175,551.33
  6. Step 6: Final answer
    x = 5,483,366.54

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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.