Home / 11,348,857.80-17,023,286.70-10,471,980.15

Finding the Fourth Proportional to 11,348,857.80, 17,023,286.70 and 10,471,980.15

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Solution

The fourth proportional to 11,348,857.80, 17,023,286.70 and 10,471,980.15 is: 15,707,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348,857.80 : 17,023,286.70 = 10,471,980.15 : x
  2. Step 2: Convert to fraction form
    11,348,857.80/17,023,286.70 = 10,471,980.15/x
  3. Step 3: Cross multiply
    11,348,857.80x = 17,023,286.70 × 10,471,980.15
  4. Step 4: Simplify right side
    11,348,857.80x = 178,267,520,410,159
  5. Step 5: Solve for x
    x = 178,267,520,410,159/11,348,857.80
  6. Step 6: Final answer
    x = 15,707,970.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.