Home / 48,576,421.40-72,892,625.70-18,306,008.60

Finding the Fourth Proportional to 48,576,421.40, 72,892,625.70 and 18,306,008.60

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Solution

The fourth proportional to 48,576,421.40, 72,892,625.70 and 18,306,008.60 is: 27,469,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,576,421.40 : 72,892,625.70 = 18,306,008.60 : x
  2. Step 2: Convert to fraction form
    48,576,421.40/72,892,625.70 = 18,306,008.60/x
  3. Step 3: Cross multiply
    48,576,421.40x = 72,892,625.70 × 18,306,008.60
  4. Step 4: Simplify right side
    48,576,421.40x = 1,334,373,032,940,781.25
  5. Step 5: Solve for x
    x = 1,334,373,032,940,781.25/48,576,421.40
  6. Step 6: Final answer
    x = 27,469,562.28

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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.