Home / 16,842,063.72-23,242,031.31-9,107,087.61

Finding the Fourth Proportional to 16,842,063.72, 23,242,031.31 and 9,107,087.61

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Solution

The fourth proportional to 16,842,063.72, 23,242,031.31 and 9,107,087.61 is: 12,567,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842,063.72 : 23,242,031.31 = 9,107,087.61 : x
  2. Step 2: Convert to fraction form
    16,842,063.72/23,242,031.31 = 9,107,087.61/x
  3. Step 3: Cross multiply
    16,842,063.72x = 23,242,031.31 × 9,107,087.61
  4. Step 4: Simplify right side
    16,842,063.72x = 211,667,215,374,533.03
  5. Step 5: Solve for x
    x = 211,667,215,374,533.03/16,842,063.72
  6. Step 6: Final answer
    x = 12,567,771.91

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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.