Finding the Fourth Proportional to 19,769,845.96, 29,653,901.63 and 5,392,866.08
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Solution
The fourth proportional to 19,769,845.96, 29,653,901.63 and 5,392,866.08 is: 8,089,062.53
Step by Step Solution
- Step 1: Write the proportion equation
19,769,845.96 : 29,653,901.63 = 5,392,866.08 : x - Step 2: Convert to fraction form
19,769,845.96/29,653,901.63 = 5,392,866.08/x - Step 3: Cross multiply
19,769,845.96x = 29,653,901.63 × 5,392,866.08 - Step 4: Simplify right side
19,769,845.96x = 159,919,520,240,083.72 - Step 5: Solve for x
x = 159,919,520,240,083.72/19,769,845.96 - Step 6: Final answer
x = 8,089,062.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.