Finding the Fourth Proportional to 18,005,328.26, 24,847,351.08 and 9,745,389.17
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Solution
The fourth proportional to 18,005,328.26, 24,847,351.08 and 9,745,389.17 is: 13,448,636.02
Step by Step Solution
- Step 1: Write the proportion equation
18,005,328.26 : 24,847,351.08 = 9,745,389.17 : x - Step 2: Convert to fraction form
18,005,328.26/24,847,351.08 = 9,745,389.17/x - Step 3: Cross multiply
18,005,328.26x = 24,847,351.08 × 9,745,389.17 - Step 4: Simplify right side
18,005,328.26x = 242,147,106,118,219.78 - Step 5: Solve for x
x = 242,147,106,118,219.78/18,005,328.26 - Step 6: Final answer
x = 13,448,636.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.