Finding the Fourth Proportional to 26,638,534.13, 36,761,177.16 and 14,415,391.13
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Solution
The fourth proportional to 26,638,534.13, 36,761,177.16 and 14,415,391.13 is: 19,893,239.79
Step by Step Solution
- Step 1: Write the proportion equation
26,638,534.13 : 36,761,177.16 = 14,415,391.13 : x - Step 2: Convert to fraction form
26,638,534.13/36,761,177.16 = 14,415,391.13/x - Step 3: Cross multiply
26,638,534.13x = 36,761,177.16 × 14,415,391.13 - Step 4: Simplify right side
26,638,534.13x = 529,926,746,976,816.62 - Step 5: Solve for x
x = 529,926,746,976,816.62/26,638,534.13 - Step 6: Final answer
x = 19,893,239.79
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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.