Home / 13,674,893.81-18,852,886.31-8,771,604.26

Finding the Fourth Proportional to 13,674,893.81, 18,852,886.31 and 8,771,604.26

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Solution

The fourth proportional to 13,674,893.81, 18,852,886.31 and 8,771,604.26 is: 12,092,968.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,893.81 : 18,852,886.31 = 8,771,604.26 : x
  2. Step 2: Convert to fraction form
    13,674,893.81/18,852,886.31 = 8,771,604.26/x
  3. Step 3: Cross multiply
    13,674,893.81x = 18,852,886.31 × 8,771,604.26
  4. Step 4: Simplify right side
    13,674,893.81x = 165,370,057,731,969.25
  5. Step 5: Solve for x
    x = 165,370,057,731,969.25/13,674,893.81
  6. Step 6: Final answer
    x = 12,092,968.33

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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.