Home / 21,923,085.42-32,819,110.11-13,260,971.34

Finding the Fourth Proportional to 21,923,085.42, 32,819,110.11 and 13,260,971.34

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Solution

The fourth proportional to 21,923,085.42, 32,819,110.11 and 13,260,971.34 is: 19,851,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923,085.42 : 32,819,110.11 = 13,260,971.34 : x
  2. Step 2: Convert to fraction form
    21,923,085.42/32,819,110.11 = 13,260,971.34/x
  3. Step 3: Cross multiply
    21,923,085.42x = 32,819,110.11 × 13,260,971.34
  4. Step 4: Simplify right side
    21,923,085.42x = 435,213,278,573,014.25
  5. Step 5: Solve for x
    x = 435,213,278,573,014.25/21,923,085.42
  6. Step 6: Final answer
    x = 19,851,826.07

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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.