Finding the Fourth Proportional to 36,403,386.66, 50,236,342.86 and 19,883,507.79
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Solution
The fourth proportional to 36,403,386.66, 50,236,342.86 and 19,883,507.79 is: 27,439,060.11
Step by Step Solution
- Step 1: Write the proportion equation
36,403,386.66 : 50,236,342.86 = 19,883,507.79 : x - Step 2: Convert to fraction form
36,403,386.66/50,236,342.86 = 19,883,507.79/x - Step 3: Cross multiply
36,403,386.66x = 50,236,342.86 × 19,883,507.79 - Step 4: Simplify right side
36,403,386.66x = 998,874,714,597,920.88 - Step 5: Solve for x
x = 998,874,714,597,920.88/36,403,386.66 - Step 6: Final answer
x = 27,439,060.11
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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.