Home / 12,747,561.95-19,121,319.23-3,994,510.79

Finding the Fourth Proportional to 12,747,561.95, 19,121,319.23 and 3,994,510.79

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Solution

The fourth proportional to 12,747,561.95, 19,121,319.23 and 3,994,510.79 is: 5,991,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747,561.95 : 19,121,319.23 = 3,994,510.79 : x
  2. Step 2: Convert to fraction form
    12,747,561.95/19,121,319.23 = 3,994,510.79/x
  3. Step 3: Cross multiply
    12,747,561.95x = 19,121,319.23 × 3,994,510.79
  4. Step 4: Simplify right side
    12,747,561.95x = 76,380,315,983,269.50
  5. Step 5: Solve for x
    x = 76,380,315,983,269.50/12,747,561.95
  6. Step 6: Final answer
    x = 5,991,758.76

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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.