Home / 17,220,085.43-23,763,514.25-9,379,573.05

Finding the Fourth Proportional to 17,220,085.43, 23,763,514.25 and 9,379,573.05

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Solution

The fourth proportional to 17,220,085.43, 23,763,514.25 and 9,379,573.05 is: 12,943,699.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220,085.43 : 23,763,514.25 = 9,379,573.05 : x
  2. Step 2: Convert to fraction form
    17,220,085.43/23,763,514.25 = 9,379,573.05/x
  3. Step 3: Cross multiply
    17,220,085.43x = 23,763,514.25 × 9,379,573.05
  4. Step 4: Simplify right side
    17,220,085.43x = 222,891,617,896,571.28
  5. Step 5: Solve for x
    x = 222,891,617,896,571.28/17,220,085.43
  6. Step 6: Final answer
    x = 12,943,699.89

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1.5x scale

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.