Home / 12,601,147.35-18,901,721.03-12,601,147.35

Finding the Fourth Proportional to 12,601,147.35, 18,901,721.03 and 12,601,147.35

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Solution

The fourth proportional to 12,601,147.35, 18,901,721.03 and 12,601,147.35 is: 18,901,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,147.35 : 18,901,721.03 = 12,601,147.35 : x
  2. Step 2: Convert to fraction form
    12,601,147.35/18,901,721.03 = 12,601,147.35/x
  3. Step 3: Cross multiply
    12,601,147.35x = 18,901,721.03 × 12,601,147.35
  4. Step 4: Simplify right side
    12,601,147.35x = 238,183,371,804,618
  5. Step 5: Solve for x
    x = 238,183,371,804,618/12,601,147.35
  6. Step 6: Final answer
    x = 18,901,721.03

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1.5x scale

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.