Finding the Fourth Proportional to 16,492,077.09, 22,758,298.65 and 9,149,832.09
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Solution
The fourth proportional to 16,492,077.09, 22,758,298.65 and 9,149,832.09 is: 12,626,342.34
Step by Step Solution
- Step 1: Write the proportion equation
16,492,077.09 : 22,758,298.65 = 9,149,832.09 : x - Step 2: Convert to fraction form
16,492,077.09/22,758,298.65 = 9,149,832.09/x - Step 3: Cross multiply
16,492,077.09x = 22,758,298.65 × 9,149,832.09 - Step 4: Simplify right side
16,492,077.09x = 208,234,611,301,573.66 - Step 5: Solve for x
x = 208,234,611,301,573.66/16,492,077.09 - Step 6: Final answer
x = 12,626,342.34
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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.