Finding the Fourth Proportional to 12,926,485.04, 17,839,347.46 and 7,125,253.70
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Solution
The fourth proportional to 12,926,485.04, 17,839,347.46 and 7,125,253.70 is: 9,833,290.03
Step by Step Solution
- Step 1: Write the proportion equation
12,926,485.04 : 17,839,347.46 = 7,125,253.70 : x - Step 2: Convert to fraction form
12,926,485.04/17,839,347.46 = 7,125,253.70/x - Step 3: Cross multiply
12,926,485.04x = 17,839,347.46 × 7,125,253.70 - Step 4: Simplify right side
12,926,485.04x = 127,109,876,387,940.73 - Step 5: Solve for x
x = 127,109,876,387,940.73/12,926,485.04 - Step 6: Final answer
x = 9,833,290.03
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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.