Finding the Fourth Proportional to 8,168,501.55, 12,254,083.28 and 2,411,817.09
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Solution
The fourth proportional to 8,168,501.55, 12,254,083.28 and 2,411,817.09 is: 3,618,118.61
Step by Step Solution
- Step 1: Write the proportion equation
8,168,501.55 : 12,254,083.28 = 2,411,817.09 : x - Step 2: Convert to fraction form
8,168,501.55/12,254,083.28 = 2,411,817.09/x - Step 3: Cross multiply
8,168,501.55x = 12,254,083.28 × 2,411,817.09 - Step 4: Simplify right side
8,168,501.55x = 29,554,607,476,987.25 - Step 5: Solve for x
x = 29,554,607,476,987.25/8,168,501.55 - Step 6: Final answer
x = 3,618,118.61
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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.