Finding the Fourth Proportional to 8,492,577.74, 12,726,269.48 and 6,237,693.26
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Solution
The fourth proportional to 8,492,577.74, 12,726,269.48 and 6,237,693.26 is: 9,347,287.45
Step by Step Solution
- Step 1: Write the proportion equation
8,492,577.74 : 12,726,269.48 = 6,237,693.26 : x - Step 2: Convert to fraction form
8,492,577.74/12,726,269.48 = 6,237,693.26/x - Step 3: Cross multiply
8,492,577.74x = 12,726,269.48 × 6,237,693.26 - Step 4: Simplify right side
8,492,577.74x = 79,382,565,265,519.89 - Step 5: Solve for x
x = 79,382,565,265,519.89/8,492,577.74 - Step 6: Final answer
x = 9,347,287.45
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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.