Finding the Fourth Proportional to 14,305,602.06, 19,742,249.99 and 8,195,211.54
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Solution
The fourth proportional to 14,305,602.06, 19,742,249.99 and 8,195,211.54 is: 11,309,689.32
Step by Step Solution
- Step 1: Write the proportion equation
14,305,602.06 : 19,742,249.99 = 8,195,211.54 : x - Step 2: Convert to fraction form
14,305,602.06/19,742,249.99 = 8,195,211.54/x - Step 3: Cross multiply
14,305,602.06x = 19,742,249.99 × 8,195,211.54 - Step 4: Simplify right side
14,305,602.06x = 161,791,914,902,636.81 - Step 5: Solve for x
x = 161,791,914,902,636.81/14,305,602.06 - Step 6: Final answer
x = 11,309,689.32
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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.