Home / 12,651,036.80-18,976,555.20-6,273,744.80

Finding the Fourth Proportional to 12,651,036.80, 18,976,555.20 and 6,273,744.80

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Solution

The fourth proportional to 12,651,036.80, 18,976,555.20 and 6,273,744.80 is: 9,410,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,036.80 : 18,976,555.20 = 6,273,744.80 : x
  2. Step 2: Convert to fraction form
    12,651,036.80/18,976,555.20 = 6,273,744.80/x
  3. Step 3: Cross multiply
    12,651,036.80x = 18,976,555.20 × 6,273,744.80
  4. Step 4: Simplify right side
    12,651,036.80x = 119,054,064,507,912.95
  5. Step 5: Solve for x
    x = 119,054,064,507,912.95/12,651,036.80
  6. Step 6: Final answer
    x = 9,410,617.20

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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.