Home / 13,801,433.66-19,046,056.53-8,003,657.78

Finding the Fourth Proportional to 13,801,433.66, 19,046,056.53 and 8,003,657.78

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Solution

The fourth proportional to 13,801,433.66, 19,046,056.53 and 8,003,657.78 is: 11,045,093.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,433.66 : 19,046,056.53 = 8,003,657.78 : x
  2. Step 2: Convert to fraction form
    13,801,433.66/19,046,056.53 = 8,003,657.78/x
  3. Step 3: Cross multiply
    13,801,433.66x = 19,046,056.53 × 8,003,657.78
  4. Step 4: Simplify right side
    13,801,433.66x = 152,438,118,524,654.31
  5. Step 5: Solve for x
    x = 152,438,118,524,654.31/13,801,433.66
  6. Step 6: Final answer
    x = 11,045,093.02

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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.