Finding the Fourth Proportional to 33,215,356.14, 45,837,220.01 and 18,531,024.70
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Solution
The fourth proportional to 33,215,356.14, 45,837,220.01 and 18,531,024.70 is: 25,572,830.00
Step by Step Solution
- Step 1: Write the proportion equation
33,215,356.14 : 45,837,220.01 = 18,531,024.70 : x - Step 2: Convert to fraction form
33,215,356.14/45,837,220.01 = 18,531,024.70/x - Step 3: Cross multiply
33,215,356.14x = 45,837,220.01 × 18,531,024.70 - Step 4: Simplify right side
33,215,356.14x = 849,410,656,116,378.88 - Step 5: Solve for x
x = 849,410,656,116,378.88/33,215,356.14 - Step 6: Final answer
x = 25,572,830.00
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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.