Finding the Fourth Proportional to 16,342,884.99, 22,552,453.62 and 9,368,562.51
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Solution
The fourth proportional to 16,342,884.99, 22,552,453.62 and 9,368,562.51 is: 12,928,199.13
Step by Step Solution
- Step 1: Write the proportion equation
16,342,884.99 : 22,552,453.62 = 9,368,562.51 : x - Step 2: Convert to fraction form
16,342,884.99/22,552,453.62 = 9,368,562.51/x - Step 3: Cross multiply
16,342,884.99x = 22,552,453.62 × 9,368,562.51 - Step 4: Simplify right side
16,342,884.99x = 211,284,071,492,845.78 - Step 5: Solve for x
x = 211,284,071,492,845.78/16,342,884.99 - Step 6: Final answer
x = 12,928,199.13
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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.