Home / 11,953,993.10-17,929,064.91-3,432,391.34

Finding the Fourth Proportional to 11,953,993.10, 17,929,064.91 and 3,432,391.34

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Solution

The fourth proportional to 11,953,993.10, 17,929,064.91 and 3,432,391.34 is: 5,148,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953,993.10 : 17,929,064.91 = 3,432,391.34 : x
  2. Step 2: Convert to fraction form
    11,953,993.10/17,929,064.91 = 3,432,391.34/x
  3. Step 3: Cross multiply
    11,953,993.10x = 17,929,064.91 × 3,432,391.34
  4. Step 4: Simplify right side
    11,953,993.10x = 61,539,567,131,381.88
  5. Step 5: Solve for x
    x = 61,539,567,131,381.88/11,953,993.10
  6. Step 6: Final answer
    x = 5,148,034.35

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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.