Home / 12,856,365.50-17,741,918.23-7,055,522.96

Finding the Fourth Proportional to 12,856,365.50, 17,741,918.23 and 7,055,522.96

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Solution

The fourth proportional to 12,856,365.50, 17,741,918.23 and 7,055,522.96 is: 9,736,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,365.50 : 17,741,918.23 = 7,055,522.96 : x
  2. Step 2: Convert to fraction form
    12,856,365.50/17,741,918.23 = 7,055,522.96/x
  3. Step 3: Cross multiply
    12,856,365.50x = 17,741,918.23 × 7,055,522.96
  4. Step 4: Simplify right side
    12,856,365.50x = 125,178,511,319,859.16
  5. Step 5: Solve for x
    x = 125,178,511,319,859.16/12,856,365.50
  6. Step 6: Final answer
    x = 9,736,695.13

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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.