Home / 38,139,608.48-57,211,175.27-12,582,851.36

Finding the Fourth Proportional to 38,139,608.48, 57,211,175.27 and 12,582,851.36

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Solution

The fourth proportional to 38,139,608.48, 57,211,175.27 and 12,582,851.36 is: 18,874,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139,608.48 : 57,211,175.27 = 12,582,851.36 : x
  2. Step 2: Convert to fraction form
    38,139,608.48/57,211,175.27 = 12,582,851.36/x
  3. Step 3: Cross multiply
    38,139,608.48x = 57,211,175.27 × 12,582,851.36
  4. Step 4: Simplify right side
    38,139,608.48x = 719,879,714,298,719.12
  5. Step 5: Solve for x
    x = 719,879,714,298,719.12/38,139,608.48
  6. Step 6: Final answer
    x = 18,874,858.53

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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.