Home / 12,104,473.86-18,145,960.56-4,716,810.90

Finding the Fourth Proportional to 12,104,473.86, 18,145,960.56 and 4,716,810.90

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Solution

The fourth proportional to 12,104,473.86, 18,145,960.56 and 4,716,810.90 is: 7,071,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104,473.86 : 18,145,960.56 = 4,716,810.90 : x
  2. Step 2: Convert to fraction form
    12,104,473.86/18,145,960.56 = 4,716,810.90/x
  3. Step 3: Cross multiply
    12,104,473.86x = 18,145,960.56 × 4,716,810.90
  4. Step 4: Simplify right side
    12,104,473.86x = 85,591,064,560,378.11
  5. Step 5: Solve for x
    x = 85,591,064,560,378.11/12,104,473.86
  6. Step 6: Final answer
    x = 7,071,027.25

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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.