Finding the Fourth Proportional to 19,062,786.42, 26,306,911.62 and 10,360,956.42
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Solution
The fourth proportional to 19,062,786.42, 26,306,911.62 and 10,360,956.42 is: 14,298,264.63
Step by Step Solution
- Step 1: Write the proportion equation
19,062,786.42 : 26,306,911.62 = 10,360,956.42 : x - Step 2: Convert to fraction form
19,062,786.42/26,306,911.62 = 10,360,956.42/x - Step 3: Cross multiply
19,062,786.42x = 26,306,911.62 × 10,360,956.42 - Step 4: Simplify right side
19,062,786.42x = 272,564,764,839,611.59 - Step 5: Solve for x
x = 272,564,764,839,611.59/19,062,786.42 - Step 6: Final answer
x = 14,298,264.63
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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.