Home / 29,328,271.20-43,992,406.80-21,769,999.20

Finding the Fourth Proportional to 29,328,271.20, 43,992,406.80 and 21,769,999.20

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Solution

The fourth proportional to 29,328,271.20, 43,992,406.80 and 21,769,999.20 is: 32,654,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328,271.20 : 43,992,406.80 = 21,769,999.20 : x
  2. Step 2: Convert to fraction form
    29,328,271.20/43,992,406.80 = 21,769,999.20/x
  3. Step 3: Cross multiply
    29,328,271.20x = 43,992,406.80 × 21,769,999.20
  4. Step 4: Simplify right side
    29,328,271.20x = 957,714,660,842,074.50
  5. Step 5: Solve for x
    x = 957,714,660,842,074.50/29,328,271.20
  6. Step 6: Final answer
    x = 32,654,998.80

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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.