Home / 19,685,908.36-27,166,628.64-10,984,447.72

Finding the Fourth Proportional to 19,685,908.36, 27,166,628.64 and 10,984,447.72

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Solution

The fourth proportional to 19,685,908.36, 27,166,628.64 and 10,984,447.72 is: 15,158,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685,908.36 : 27,166,628.64 = 10,984,447.72 : x
  2. Step 2: Convert to fraction form
    19,685,908.36/27,166,628.64 = 10,984,447.72/x
  3. Step 3: Cross multiply
    19,685,908.36x = 27,166,628.64 × 10,984,447.72
  4. Step 4: Simplify right side
    19,685,908.36x = 298,410,412,024,734.75
  5. Step 5: Solve for x
    x = 298,410,412,024,734.75/19,685,908.36
  6. Step 6: Final answer
    x = 15,158,579.76

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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.