Home / 14,451,678.20-19,941,482.98-7,923,589.84

Finding the Fourth Proportional to 14,451,678.20, 19,941,482.98 and 7,923,589.84

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Solution

The fourth proportional to 14,451,678.20, 19,941,482.98 and 7,923,589.84 is: 10,933,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451,678.20 : 19,941,482.98 = 7,923,589.84 : x
  2. Step 2: Convert to fraction form
    14,451,678.20/19,941,482.98 = 7,923,589.84/x
  3. Step 3: Cross multiply
    14,451,678.20x = 19,941,482.98 × 7,923,589.84
  4. Step 4: Simplify right side
    14,451,678.20x = 158,008,131,934,860.94
  5. Step 5: Solve for x
    x = 158,008,131,934,860.94/14,451,678.20
  6. Step 6: Final answer
    x = 10,933,549.01

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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.