Finding the Fourth Proportional to 8,190,316.20, 12,264,479.10 and 6,048,805.80
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Solution
The fourth proportional to 8,190,316.20, 12,264,479.10 and 6,048,805.80 is: 9,057,703.09
Step by Step Solution
- Step 1: Write the proportion equation
8,190,316.20 : 12,264,479.10 = 6,048,805.80 : x - Step 2: Convert to fraction form
8,190,316.20/12,264,479.10 = 6,048,805.80/x - Step 3: Cross multiply
8,190,316.20x = 12,264,479.10 × 6,048,805.80 - Step 4: Simplify right side
8,190,316.20x = 74,185,452,314,058.78 - Step 5: Solve for x
x = 74,185,452,314,058.78/8,190,316.20 - Step 6: Final answer
x = 9,057,703.09
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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.