Home / 13,167,226-18,170,798.48-7,366,104.64

Finding the Fourth Proportional to 13,167,226, 18,170,798.48 and 7,366,104.64

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Solution

The fourth proportional to 13,167,226, 18,170,798.48 and 7,366,104.64 is: 10,165,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167,226 : 18,170,798.48 = 7,366,104.64 : x
  2. Step 2: Convert to fraction form
    13,167,226/18,170,798.48 = 7,366,104.64/x
  3. Step 3: Cross multiply
    13,167,226x = 18,170,798.48 × 7,366,104.64
  4. Step 4: Simplify right side
    13,167,226x = 133,848,002,996,032.94
  5. Step 5: Solve for x
    x = 133,848,002,996,032.94/13,167,226
  6. Step 6: Final answer
    x = 10,165,239.28

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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.