Finding the Fourth Proportional to 16,240,059.77, 22,403,770.09 and 14,381,369.47
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Solution
The fourth proportional to 16,240,059.77, 22,403,770.09 and 14,381,369.47 is: 19,839,637.28
Step by Step Solution
- Step 1: Write the proportion equation
16,240,059.77 : 22,403,770.09 = 14,381,369.47 : x - Step 2: Convert to fraction form
16,240,059.77/22,403,770.09 = 14,381,369.47/x - Step 3: Cross multiply
16,240,059.77x = 22,403,770.09 × 14,381,369.47 - Step 4: Simplify right side
16,240,059.77x = 322,196,895,185,225.19 - Step 5: Solve for x
x = 322,196,895,185,225.19/16,240,059.77 - Step 6: Final answer
x = 19,839,637.28
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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.