Home / 27,137,982.06-40,673,623.09-12,545,162.32

Finding the Fourth Proportional to 27,137,982.06, 40,673,623.09 and 12,545,162.32

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Solution

The fourth proportional to 27,137,982.06, 40,673,623.09 and 12,545,162.32 is: 18,802,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137,982.06 : 40,673,623.09 = 12,545,162.32 : x
  2. Step 2: Convert to fraction form
    27,137,982.06/40,673,623.09 = 12,545,162.32/x
  3. Step 3: Cross multiply
    27,137,982.06x = 40,673,623.09 × 12,545,162.32
  4. Step 4: Simplify right side
    27,137,982.06x = 510,257,203,806,550
  5. Step 5: Solve for x
    x = 510,257,203,806,550/27,137,982.06
  6. Step 6: Final answer
    x = 18,802,326.67

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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.