Home / 13,353,381.22-20,052,994.14-8,196,273.81

Finding the Fourth Proportional to 13,353,381.22, 20,052,994.14 and 8,196,273.81

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Solution

The fourth proportional to 13,353,381.22, 20,052,994.14 and 8,196,273.81 is: 12,308,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,381.22 : 20,052,994.14 = 8,196,273.81 : x
  2. Step 2: Convert to fraction form
    13,353,381.22/20,052,994.14 = 8,196,273.81/x
  3. Step 3: Cross multiply
    13,353,381.22x = 20,052,994.14 × 8,196,273.81
  4. Step 4: Simplify right side
    13,353,381.22x = 164,359,830,602,310.31
  5. Step 5: Solve for x
    x = 164,359,830,602,310.31/13,353,381.22
  6. Step 6: Final answer
    x = 12,308,480.37

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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.