Finding the Fourth Proportional to 17,636,680.49, 26,455,109.91 and 5,505,126.99
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Solution
The fourth proportional to 17,636,680.49, 26,455,109.91 and 5,505,126.99 is: 8,257,718.32
Step by Step Solution
- Step 1: Write the proportion equation
17,636,680.49 : 26,455,109.91 = 5,505,126.99 : x - Step 2: Convert to fraction form
17,636,680.49/26,455,109.91 = 5,505,126.99/x - Step 3: Cross multiply
17,636,680.49x = 26,455,109.91 × 5,505,126.99 - Step 4: Simplify right side
17,636,680.49x = 145,638,739,588,957.47 - Step 5: Solve for x
x = 145,638,739,588,957.47/17,636,680.49 - Step 6: Final answer
x = 8,257,718.32
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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.