Home / 12,965,622.63-17,893,579.19-7,384,105.16

Finding the Fourth Proportional to 12,965,622.63, 17,893,579.19 and 7,384,105.16

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Solution

The fourth proportional to 12,965,622.63, 17,893,579.19 and 7,384,105.16 is: 10,190,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,965,622.63 : 17,893,579.19 = 7,384,105.16 : x
  2. Step 2: Convert to fraction form
    12,965,622.63/17,893,579.19 = 7,384,105.16/x
  3. Step 3: Cross multiply
    12,965,622.63x = 17,893,579.19 × 7,384,105.16
  4. Step 4: Simplify right side
    12,965,622.63x = 132,128,070,356,739.98
  5. Step 5: Solve for x
    x = 132,128,070,356,739.98/12,965,622.63
  6. Step 6: Final answer
    x = 10,190,646.00

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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.