Finding the Fourth Proportional to 17,497,976.40, 26,246,964.60 and 16,378,232.40
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Solution
The fourth proportional to 17,497,976.40, 26,246,964.60 and 16,378,232.40 is: 24,567,348.60
Step by Step Solution
- Step 1: Write the proportion equation
17,497,976.40 : 26,246,964.60 = 16,378,232.40 : x - Step 2: Convert to fraction form
17,497,976.40/26,246,964.60 = 16,378,232.40/x - Step 3: Cross multiply
17,497,976.40x = 26,246,964.60 × 16,378,232.40 - Step 4: Simplify right side
17,497,976.40x = 429,878,886,013,373.06 - Step 5: Solve for x
x = 429,878,886,013,373.06/17,497,976.40 - Step 6: Final answer
x = 24,567,348.60
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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.