Home / 36,889,487.40-55,334,231.10-21,583,986.60

Finding the Fourth Proportional to 36,889,487.40, 55,334,231.10 and 21,583,986.60

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Solution

The fourth proportional to 36,889,487.40, 55,334,231.10 and 21,583,986.60 is: 32,375,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889,487.40 : 55,334,231.10 = 21,583,986.60 : x
  2. Step 2: Convert to fraction form
    36,889,487.40/55,334,231.10 = 21,583,986.60/x
  3. Step 3: Cross multiply
    36,889,487.40x = 55,334,231.10 × 21,583,986.60
  4. Step 4: Simplify right side
    36,889,487.40x = 1,194,333,302,583,703.25
  5. Step 5: Solve for x
    x = 1,194,333,302,583,703.25/36,889,487.40
  6. Step 6: Final answer
    x = 32,375,979.90

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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.