Home / 28,560,230.56-39,412,714.98-16,170,004.48

Finding the Fourth Proportional to 28,560,230.56, 39,412,714.98 and 16,170,004.48

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Solution

The fourth proportional to 28,560,230.56, 39,412,714.98 and 16,170,004.48 is: 22,314,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560,230.56 : 39,412,714.98 = 16,170,004.48 : x
  2. Step 2: Convert to fraction form
    28,560,230.56/39,412,714.98 = 16,170,004.48/x
  3. Step 3: Cross multiply
    28,560,230.56x = 39,412,714.98 × 16,170,004.48
  4. Step 4: Simplify right side
    28,560,230.56x = 637,303,777,795,563.12
  5. Step 5: Solve for x
    x = 637,303,777,795,563.12/28,560,230.56
  6. Step 6: Final answer
    x = 22,314,377.91

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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.