Finding the Fourth Proportional to 14,244,331.14, 19,657,149.48 and 7,718,137.23
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Solution
The fourth proportional to 14,244,331.14, 19,657,149.48 and 7,718,137.23 is: 10,651,014.48
Step by Step Solution
- Step 1: Write the proportion equation
14,244,331.14 : 19,657,149.48 = 7,718,137.23 : x - Step 2: Convert to fraction form
14,244,331.14/19,657,149.48 = 7,718,137.23/x - Step 3: Cross multiply
14,244,331.14x = 19,657,149.48 × 7,718,137.23 - Step 4: Simplify right side
14,244,331.14x = 151,716,577,237,263.16 - Step 5: Solve for x
x = 151,716,577,237,263.16/14,244,331.14 - Step 6: Final answer
x = 10,651,014.48
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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.