Home / 15,876,122.40-23,814,183.60-5,777,431.20

Finding the Fourth Proportional to 15,876,122.40, 23,814,183.60 and 5,777,431.20

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Solution

The fourth proportional to 15,876,122.40, 23,814,183.60 and 5,777,431.20 is: 8,666,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876,122.40 : 23,814,183.60 = 5,777,431.20 : x
  2. Step 2: Convert to fraction form
    15,876,122.40/23,814,183.60 = 5,777,431.20/x
  3. Step 3: Cross multiply
    15,876,122.40x = 23,814,183.60 × 5,777,431.20
  4. Step 4: Simplify right side
    15,876,122.40x = 137,584,807,333,168.33
  5. Step 5: Solve for x
    x = 137,584,807,333,168.33/15,876,122.40
  6. Step 6: Final answer
    x = 8,666,146.80

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1.5x scale

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.