Home / 21,984,801.90-32,977,202.85-10,647,393.90

Finding the Fourth Proportional to 21,984,801.90, 32,977,202.85 and 10,647,393.90

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Solution

The fourth proportional to 21,984,801.90, 32,977,202.85 and 10,647,393.90 is: 15,971,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,801.90 : 32,977,202.85 = 10,647,393.90 : x
  2. Step 2: Convert to fraction form
    21,984,801.90/32,977,202.85 = 10,647,393.90/x
  3. Step 3: Cross multiply
    21,984,801.90x = 32,977,202.85 × 10,647,393.90
  4. Step 4: Simplify right side
    21,984,801.90x = 351,121,268,464,152.62
  5. Step 5: Solve for x
    x = 351,121,268,464,152.62/21,984,801.90
  6. Step 6: Final answer
    x = 15,971,090.85

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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.