Home / 12,175,561.62-18,262,899.36-3,655,676.64

Finding the Fourth Proportional to 12,175,561.62, 18,262,899.36 and 3,655,676.64

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Solution

The fourth proportional to 12,175,561.62, 18,262,899.36 and 3,655,676.64 is: 5,483,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,561.62 : 18,262,899.36 = 3,655,676.64 : x
  2. Step 2: Convert to fraction form
    12,175,561.62/18,262,899.36 = 3,655,676.64/x
  3. Step 3: Cross multiply
    12,175,561.62x = 18,262,899.36 × 3,655,676.64
  4. Step 4: Simplify right side
    12,175,561.62x = 66,763,254,569,022.95
  5. Step 5: Solve for x
    x = 66,763,254,569,022.95/12,175,561.62
  6. Step 6: Final answer
    x = 5,483,381.93

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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.