Home / 12,237,647.12-18,358,562.01-5,045,249.29

Finding the Fourth Proportional to 12,237,647.12, 18,358,562.01 and 5,045,249.29

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Solution

The fourth proportional to 12,237,647.12, 18,358,562.01 and 5,045,249.29 is: 7,568,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237,647.12 : 18,358,562.01 = 5,045,249.29 : x
  2. Step 2: Convert to fraction form
    12,237,647.12/18,358,562.01 = 5,045,249.29/x
  3. Step 3: Cross multiply
    12,237,647.12x = 18,358,562.01 × 5,045,249.29
  4. Step 4: Simplify right side
    12,237,647.12x = 92,623,521,898,337.50
  5. Step 5: Solve for x
    x = 92,623,521,898,337.50/12,237,647.12
  6. Step 6: Final answer
    x = 7,568,736.13

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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.