Finding the Fourth Proportional to 77,703,363.14, 107,224,194.42 and 44,203,928.94
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Solution
The fourth proportional to 77,703,363.14, 107,224,194.42 and 44,203,928.94 is: 60,997,754.53
Step by Step Solution
- Step 1: Write the proportion equation
77,703,363.14 : 107,224,194.42 = 44,203,928.94 : x - Step 2: Convert to fraction form
77,703,363.14/107,224,194.42 = 44,203,928.94/x - Step 3: Cross multiply
77,703,363.14x = 107,224,194.42 × 44,203,928.94 - Step 4: Simplify right side
77,703,363.14x = 4,739,730,670,790,424 - Step 5: Solve for x
x = 4,739,730,670,790,424/77,703,363.14 - Step 6: Final answer
x = 60,997,754.53
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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.