Home / 12,474,971.98-18,712,447.03-4,695,339.73

Finding the Fourth Proportional to 12,474,971.98, 18,712,447.03 and 4,695,339.73

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Solution

The fourth proportional to 12,474,971.98, 18,712,447.03 and 4,695,339.73 is: 7,043,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,971.98 : 18,712,447.03 = 4,695,339.73 : x
  2. Step 2: Convert to fraction form
    12,474,971.98/18,712,447.03 = 4,695,339.73/x
  3. Step 3: Cross multiply
    12,474,971.98x = 18,712,447.03 × 4,695,339.73
  4. Step 4: Simplify right side
    12,474,971.98x = 87,861,295,985,479.52
  5. Step 5: Solve for x
    x = 87,861,295,985,479.52/12,474,971.98
  6. Step 6: Final answer
    x = 7,043,005.48

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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.