Home / 20,967,816.48-28,944,514.80-14,096,284.32

Finding the Fourth Proportional to 20,967,816.48, 28,944,514.80 and 14,096,284.32

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Solution

The fourth proportional to 20,967,816.48, 28,944,514.80 and 14,096,284.32 is: 19,458,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,967,816.48 : 28,944,514.80 = 14,096,284.32 : x
  2. Step 2: Convert to fraction form
    20,967,816.48/28,944,514.80 = 14,096,284.32/x
  3. Step 3: Cross multiply
    20,967,816.48x = 28,944,514.80 × 14,096,284.32
  4. Step 4: Simplify right side
    20,967,816.48x = 408,010,110,125,247.94
  5. Step 5: Solve for x
    x = 408,010,110,125,247.94/20,967,816.48
  6. Step 6: Final answer
    x = 19,458,874.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.