Home / 17,919,782.40-26,879,770.80-4,456,610.40

Finding the Fourth Proportional to 17,919,782.40, 26,879,770.80 and 4,456,610.40

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Solution

The fourth proportional to 17,919,782.40, 26,879,770.80 and 4,456,610.40 is: 6,684,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,782.40 : 26,879,770.80 = 4,456,610.40 : x
  2. Step 2: Convert to fraction form
    17,919,782.40/26,879,770.80 = 4,456,610.40/x
  3. Step 3: Cross multiply
    17,919,782.40x = 26,879,770.80 × 4,456,610.40
  4. Step 4: Simplify right side
    17,919,782.40x = 119,792,666,096,896.33
  5. Step 5: Solve for x
    x = 119,792,666,096,896.33/17,919,782.40
  6. Step 6: Final answer
    x = 6,684,939.77

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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.