Finding the Fourth Proportional to 33,275,182.74, 45,911,879.37 and 19,328,252.01
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Solution
The fourth proportional to 33,275,182.74, 45,911,879.37 and 19,328,252.01 is: 26,668,414.77
Step by Step Solution
- Step 1: Write the proportion equation
33,275,182.74 : 45,911,879.37 = 19,328,252.01 : x - Step 2: Convert to fraction form
33,275,182.74/45,911,879.37 = 19,328,252.01/x - Step 3: Cross multiply
33,275,182.74x = 45,911,879.37 × 19,328,252.01 - Step 4: Simplify right side
33,275,182.74x = 887,396,374,716,080 - Step 5: Solve for x
x = 887,396,374,716,080/33,275,182.74 - Step 6: Final answer
x = 26,668,414.77
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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.