Home / 12,555,028.48-18,832,717.68-3,579,580.48

Finding the Fourth Proportional to 12,555,028.48, 18,832,717.68 and 3,579,580.48

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Solution

The fourth proportional to 12,555,028.48, 18,832,717.68 and 3,579,580.48 is: 5,369,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555,028.48 : 18,832,717.68 = 3,579,580.48 : x
  2. Step 2: Convert to fraction form
    12,555,028.48/18,832,717.68 = 3,579,580.48/x
  3. Step 3: Cross multiply
    12,555,028.48x = 18,832,717.68 × 3,579,580.48
  4. Step 4: Simplify right side
    12,555,028.48x = 67,413,228,592,678.88
  5. Step 5: Solve for x
    x = 67,413,228,592,678.88/12,555,028.48
  6. Step 6: Final answer
    x = 5,369,420.60

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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.