Finding the Fourth Proportional to 17,827,688.52, 26,731,678.93 and 5,528,241.09
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Solution
The fourth proportional to 17,827,688.52, 26,731,678.93 and 5,528,241.09 is: 8,289,306.02
Step by Step Solution
- Step 1: Write the proportion equation
17,827,688.52 : 26,731,678.93 = 5,528,241.09 : x - Step 2: Convert to fraction form
17,827,688.52/26,731,678.93 = 5,528,241.09/x - Step 3: Cross multiply
17,827,688.52x = 26,731,678.93 × 5,528,241.09 - Step 4: Simplify right side
17,827,688.52x = 147,779,165,851,692.62 - Step 5: Solve for x
x = 147,779,165,851,692.62/17,827,688.52 - Step 6: Final answer
x = 8,289,306.02
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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.