Finding the Fourth Proportional to 17,393,761.63, 26,086,331.40 and 5,878,973.26
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Solution
The fourth proportional to 17,393,761.63, 26,086,331.40 and 5,878,973.26 is: 8,817,002.79
Step by Step Solution
- Step 1: Write the proportion equation
17,393,761.63 : 26,086,331.40 = 5,878,973.26 : x - Step 2: Convert to fraction form
17,393,761.63/26,086,331.40 = 5,878,973.26/x - Step 3: Cross multiply
17,393,761.63x = 26,086,331.40 × 5,878,973.26 - Step 4: Simplify right side
17,393,761.63x = 153,360,844,752,098.34 - Step 5: Solve for x
x = 153,360,844,752,098.34/17,393,761.63 - Step 6: Final answer
x = 8,817,002.79
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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.