Home / 36,909,703.20-55,364,554.80-21,541,216.80

Finding the Fourth Proportional to 36,909,703.20, 55,364,554.80 and 21,541,216.80

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Solution

The fourth proportional to 36,909,703.20, 55,364,554.80 and 21,541,216.80 is: 32,311,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909,703.20 : 55,364,554.80 = 21,541,216.80 : x
  2. Step 2: Convert to fraction form
    36,909,703.20/55,364,554.80 = 21,541,216.80/x
  3. Step 3: Cross multiply
    36,909,703.20x = 55,364,554.80 × 21,541,216.80
  4. Step 4: Simplify right side
    36,909,703.20x = 1,192,619,877,982,280.50
  5. Step 5: Solve for x
    x = 1,192,619,877,982,280.50/36,909,703.20
  6. Step 6: Final answer
    x = 32,311,825.20

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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.