Finding the Fourth Proportional to 83,582,965.04, 115,344,853.97 and 46,413,131.58
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Solution
The fourth proportional to 83,582,965.04, 115,344,853.97 and 46,413,131.58 is: 64,050,322.72
Step by Step Solution
- Step 1: Write the proportion equation
83,582,965.04 : 115,344,853.97 = 46,413,131.58 : x - Step 2: Convert to fraction form
83,582,965.04/115,344,853.97 = 46,413,131.58/x - Step 3: Cross multiply
83,582,965.04x = 115,344,853.97 × 46,413,131.58 - Step 4: Simplify right side
83,582,965.04x = 5,353,515,884,153,430 - Step 5: Solve for x
x = 5,353,515,884,153,430/83,582,965.04 - Step 6: Final answer
x = 64,050,322.72
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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.