Home / 32,921,234.10-45,430,811.01-18,236,856.42

Finding the Fourth Proportional to 32,921,234.10, 45,430,811.01 and 18,236,856.42

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Solution

The fourth proportional to 32,921,234.10, 45,430,811.01 and 18,236,856.42 is: 25,166,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921,234.10 : 45,430,811.01 = 18,236,856.42 : x
  2. Step 2: Convert to fraction form
    32,921,234.10/45,430,811.01 = 18,236,856.42/x
  3. Step 3: Cross multiply
    32,921,234.10x = 45,430,811.01 × 18,236,856.42
  4. Step 4: Simplify right side
    32,921,234.10x = 828,515,177,433,525.25
  5. Step 5: Solve for x
    x = 828,515,177,433,525.25/32,921,234.10
  6. Step 6: Final answer
    x = 25,166,589.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.