Finding the Fourth Proportional to 17,506,960.80, 26,245,695.60 and 9,101,968.80
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Solution
The fourth proportional to 17,506,960.80, 26,245,695.60 and 9,101,968.80 is: 13,645,286.88
Step by Step Solution
- Step 1: Write the proportion equation
17,506,960.80 : 26,245,695.60 = 9,101,968.80 : x - Step 2: Convert to fraction form
17,506,960.80/26,245,695.60 = 9,101,968.80/x - Step 3: Cross multiply
17,506,960.80x = 26,245,695.60 × 9,101,968.80 - Step 4: Simplify right side
17,506,960.80x = 238,887,502,485,497.31 - Step 5: Solve for x
x = 238,887,502,485,497.31/17,506,960.80 - Step 6: Final answer
x = 13,645,286.88
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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.