Home / 19,589,075.20-29,383,612.80-19,400,118.40

Finding the Fourth Proportional to 19,589,075.20, 29,383,612.80 and 19,400,118.40

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Solution

The fourth proportional to 19,589,075.20, 29,383,612.80 and 19,400,118.40 is: 29,100,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589,075.20 : 29,383,612.80 = 19,400,118.40 : x
  2. Step 2: Convert to fraction form
    19,589,075.20/29,383,612.80 = 19,400,118.40/x
  3. Step 3: Cross multiply
    19,589,075.20x = 29,383,612.80 × 19,400,118.40
  4. Step 4: Simplify right side
    19,589,075.20x = 570,045,567,339,755.50
  5. Step 5: Solve for x
    x = 570,045,567,339,755.50/19,589,075.20
  6. Step 6: Final answer
    x = 29,100,177.60

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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.