Finding the Fourth Proportional to 10,129,762.84, 15,194,680.14 and 2,453,412.82
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Solution
The fourth proportional to 10,129,762.84, 15,194,680.14 and 2,453,412.82 is: 3,680,127.92
Step by Step Solution
- Step 1: Write the proportion equation
10,129,762.84 : 15,194,680.14 = 2,453,412.82 : x - Step 2: Convert to fraction form
10,129,762.84/15,194,680.14 = 2,453,412.82/x - Step 3: Cross multiply
10,129,762.84x = 15,194,680.14 × 2,453,412.82 - Step 4: Simplify right side
10,129,762.84x = 37,278,823,051,275.39 - Step 5: Solve for x
x = 37,278,823,051,275.39/10,129,762.84 - Step 6: Final answer
x = 3,680,127.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.