Finding the Fourth Proportional to 18,297,252.36, 27,438,875.28 and 6,163,455.60
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Solution
The fourth proportional to 18,297,252.36, 27,438,875.28 and 6,163,455.60 is: 9,242,824.34
Step by Step Solution
- Step 1: Write the proportion equation
18,297,252.36 : 27,438,875.28 = 6,163,455.60 : x - Step 2: Convert to fraction form
18,297,252.36/27,438,875.28 = 6,163,455.60/x - Step 3: Cross multiply
18,297,252.36x = 27,438,875.28 × 6,163,455.60 - Step 4: Simplify right side
18,297,252.36x = 169,118,289,502,217.56 - Step 5: Solve for x
x = 169,118,289,502,217.56/18,297,252.36 - Step 6: Final answer
x = 9,242,824.34
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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.