Home / 20,230,815.36-27,918,524.16-11,063,464.32

Finding the Fourth Proportional to 20,230,815.36, 27,918,524.16 and 11,063,464.32

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Solution

The fourth proportional to 20,230,815.36, 27,918,524.16 and 11,063,464.32 is: 15,267,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,815.36 : 27,918,524.16 = 11,063,464.32 : x
  2. Step 2: Convert to fraction form
    20,230,815.36/27,918,524.16 = 11,063,464.32/x
  3. Step 3: Cross multiply
    20,230,815.36x = 27,918,524.16 × 11,063,464.32
  4. Step 4: Simplify right side
    20,230,815.36x = 308,875,595,911,218
  5. Step 5: Solve for x
    x = 308,875,595,911,218/20,230,815.36
  6. Step 6: Final answer
    x = 15,267,580.19

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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.