Finding the Fourth Proportional to 13,848,800.84, 19,112,071.62 and 8,343,903.08
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Solution
The fourth proportional to 13,848,800.84, 19,112,071.62 and 8,343,903.08 is: 11,515,023.94
Step by Step Solution
- Step 1: Write the proportion equation
13,848,800.84 : 19,112,071.62 = 8,343,903.08 : x - Step 2: Convert to fraction form
13,848,800.84/19,112,071.62 = 8,343,903.08/x - Step 3: Cross multiply
13,848,800.84x = 19,112,071.62 × 8,343,903.08 - Step 4: Simplify right side
13,848,800.84x = 159,469,273,255,298.59 - Step 5: Solve for x
x = 159,469,273,255,298.59/13,848,800.84 - Step 6: Final answer
x = 11,515,023.94
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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.