Home / 21,576,342.80-32,352,072.60-8,114,531.60

Finding the Fourth Proportional to 21,576,342.80, 32,352,072.60 and 8,114,531.60

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Solution

The fourth proportional to 21,576,342.80, 32,352,072.60 and 8,114,531.60 is: 12,167,118.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,342.80 : 32,352,072.60 = 8,114,531.60 : x
  2. Step 2: Convert to fraction form
    21,576,342.80/32,352,072.60 = 8,114,531.60/x
  3. Step 3: Cross multiply
    21,576,342.80x = 32,352,072.60 × 8,114,531.60
  4. Step 4: Simplify right side
    21,576,342.80x = 262,521,915,438,194.16
  5. Step 5: Solve for x
    x = 262,521,915,438,194.16/21,576,342.80
  6. Step 6: Final answer
    x = 12,167,118.31

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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.