Finding the Fourth Proportional to 64,430,173.42, 88,914,709.49 and 35,062,743.76
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Solution
The fourth proportional to 64,430,173.42, 88,914,709.49 and 35,062,743.76 is: 48,387,168.77
Step by Step Solution
- Step 1: Write the proportion equation
64,430,173.42 : 88,914,709.49 = 35,062,743.76 : x - Step 2: Convert to fraction form
64,430,173.42/88,914,709.49 = 35,062,743.76/x - Step 3: Cross multiply
64,430,173.42x = 88,914,709.49 × 35,062,743.76 - Step 4: Simplify right side
64,430,173.42x = 3,117,593,675,342,710 - Step 5: Solve for x
x = 3,117,593,675,342,710/64,430,173.42 - Step 6: Final answer
x = 48,387,168.77
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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.