Home / 13,818,133.92-19,059,151.32-11,979,304.32

Finding the Fourth Proportional to 13,818,133.92, 19,059,151.32 and 11,979,304.32

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Solution

The fourth proportional to 13,818,133.92, 19,059,151.32 and 11,979,304.32 is: 16,522,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,133.92 : 19,059,151.32 = 11,979,304.32 : x
  2. Step 2: Convert to fraction form
    13,818,133.92/19,059,151.32 = 11,979,304.32/x
  3. Step 3: Cross multiply
    13,818,133.92x = 19,059,151.32 × 11,979,304.32
  4. Step 4: Simplify right side
    13,818,133.92x = 228,315,373,743,209.72
  5. Step 5: Solve for x
    x = 228,315,373,743,209.72/13,818,133.92
  6. Step 6: Final answer
    x = 16,522,880.37

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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.