Finding the Fourth Proportional to 73,531,105.66, 101,473,075.11 and 40,937,224.06
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Solution
The fourth proportional to 73,531,105.66, 101,473,075.11 and 40,937,224.06 is: 56,493,452.32
Step by Step Solution
- Step 1: Write the proportion equation
73,531,105.66 : 101,473,075.11 = 40,937,224.06 : x - Step 2: Convert to fraction form
73,531,105.66/101,473,075.11 = 40,937,224.06/x - Step 3: Cross multiply
73,531,105.66x = 101,473,075.11 × 40,937,224.06 - Step 4: Simplify right side
73,531,105.66x = 4,154,026,011,835,279.50 - Step 5: Solve for x
x = 4,154,026,011,835,279.50/73,531,105.66 - Step 6: Final answer
x = 56,493,452.32
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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.