Home / 14,218,359.86-19,621,892.92-8,337,176.66

Finding the Fourth Proportional to 14,218,359.86, 19,621,892.92 and 8,337,176.66

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Solution

The fourth proportional to 14,218,359.86, 19,621,892.92 and 8,337,176.66 is: 11,505,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,359.86 : 19,621,892.92 = 8,337,176.66 : x
  2. Step 2: Convert to fraction form
    14,218,359.86/19,621,892.92 = 8,337,176.66/x
  3. Step 3: Cross multiply
    14,218,359.86x = 19,621,892.92 × 8,337,176.66
  4. Step 4: Simplify right side
    14,218,359.86x = 163,591,187,677,643.25
  5. Step 5: Solve for x
    x = 163,591,187,677,643.25/14,218,359.86
  6. Step 6: Final answer
    x = 11,505,629.99

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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.