Finding the Fourth Proportional to 6,839,549.47, 10,262,148.99 and 2,999,384.02
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Solution
The fourth proportional to 6,839,549.47, 10,262,148.99 and 2,999,384.02 is: 4,500,314.80
Step by Step Solution
- Step 1: Write the proportion equation
6,839,549.47 : 10,262,148.99 = 2,999,384.02 : x - Step 2: Convert to fraction form
6,839,549.47/10,262,148.99 = 2,999,384.02/x - Step 3: Cross multiply
6,839,549.47x = 10,262,148.99 × 2,999,384.02 - Step 4: Simplify right side
6,839,549.47x = 30,780,125,691,465.14 - Step 5: Solve for x
x = 30,780,125,691,465.14/6,839,549.47 - Step 6: Final answer
x = 4,500,314.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.