Finding the Fourth Proportional to 34,173,757.19, 47,159,615.18 and 18,492,770.63
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Solution
The fourth proportional to 34,173,757.19, 47,159,615.18 and 18,492,770.63 is: 25,519,931.61
Step by Step Solution
- Step 1: Write the proportion equation
34,173,757.19 : 47,159,615.18 = 18,492,770.63 : x - Step 2: Convert to fraction form
34,173,757.19/47,159,615.18 = 18,492,770.63/x - Step 3: Cross multiply
34,173,757.19x = 47,159,615.18 × 18,492,770.63 - Step 4: Simplify right side
34,173,757.19x = 872,111,946,333,240 - Step 5: Solve for x
x = 872,111,946,333,240/34,173,757.19 - Step 6: Final answer
x = 25,519,931.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.