Home / 14,642,904.96-20,208,181.55-8,116,809.48

Finding the Fourth Proportional to 14,642,904.96, 20,208,181.55 and 8,116,809.48

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Solution

The fourth proportional to 14,642,904.96, 20,208,181.55 and 8,116,809.48 is: 11,201,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642,904.96 : 20,208,181.55 = 8,116,809.48 : x
  2. Step 2: Convert to fraction form
    14,642,904.96/20,208,181.55 = 8,116,809.48/x
  3. Step 3: Cross multiply
    14,642,904.96x = 20,208,181.55 × 8,116,809.48
  4. Step 4: Simplify right side
    14,642,904.96x = 164,025,959,538,017.06
  5. Step 5: Solve for x
    x = 164,025,959,538,017.06/14,642,904.96
  6. Step 6: Final answer
    x = 11,201,736.27

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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.