Home / 18,721,081.32-25,834,596.64-10,461,211.48

Finding the Fourth Proportional to 18,721,081.32, 25,834,596.64 and 10,461,211.48

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Solution

The fourth proportional to 18,721,081.32, 25,834,596.64 and 10,461,211.48 is: 14,436,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,721,081.32 : 25,834,596.64 = 10,461,211.48 : x
  2. Step 2: Convert to fraction form
    18,721,081.32/25,834,596.64 = 10,461,211.48/x
  3. Step 3: Cross multiply
    18,721,081.32x = 25,834,596.64 × 10,461,211.48
  4. Step 4: Simplify right side
    18,721,081.32x = 270,261,178,951,537.44
  5. Step 5: Solve for x
    x = 270,261,178,951,537.44/18,721,081.32
  6. Step 6: Final answer
    x = 14,436,194.91

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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.