Finding the Fourth Proportional to 16,161,349.02, 22,303,135.71 and 8,819,656.24
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Solution
The fourth proportional to 16,161,349.02, 22,303,135.71 and 8,819,656.24 is: 12,171,384.32
Step by Step Solution
- Step 1: Write the proportion equation
16,161,349.02 : 22,303,135.71 = 8,819,656.24 : x - Step 2: Convert to fraction form
16,161,349.02/22,303,135.71 = 8,819,656.24/x - Step 3: Cross multiply
16,161,349.02x = 22,303,135.71 × 8,819,656.24 - Step 4: Simplify right side
16,161,349.02x = 196,705,990,047,129.75 - Step 5: Solve for x
x = 196,705,990,047,129.75/16,161,349.02 - Step 6: Final answer
x = 12,171,384.32
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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.