Home / 12,190,082.96-16,818,907.56-9,603,734.96

Finding the Fourth Proportional to 12,190,082.96, 16,818,907.56 and 9,603,734.96

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Solution

The fourth proportional to 12,190,082.96, 16,818,907.56 and 9,603,734.96 is: 13,250,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,082.96 : 16,818,907.56 = 9,603,734.96 : x
  2. Step 2: Convert to fraction form
    12,190,082.96/16,818,907.56 = 9,603,734.96/x
  3. Step 3: Cross multiply
    12,190,082.96x = 16,818,907.56 × 9,603,734.96
  4. Step 4: Simplify right side
    12,190,082.96x = 161,524,330,522,980.31
  5. Step 5: Solve for x
    x = 161,524,330,522,980.31/12,190,082.96
  6. Step 6: Final answer
    x = 13,250,470.16

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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.