Finding the Fourth Proportional to 92,650,893.09, 127,873,559.84 and 51,411,071.49
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Solution
The fourth proportional to 92,650,893.09, 127,873,559.84 and 51,411,071.49 is: 70,955,783.66
Step by Step Solution
- Step 1: Write the proportion equation
92,650,893.09 : 127,873,559.84 = 51,411,071.49 : x - Step 2: Convert to fraction form
92,650,893.09/127,873,559.84 = 51,411,071.49/x - Step 3: Cross multiply
92,650,893.09x = 127,873,559.84 × 51,411,071.49 - Step 4: Simplify right side
92,650,893.09x = 6,574,116,726,357,978 - Step 5: Solve for x
x = 6,574,116,726,357,978/92,650,893.09 - Step 6: Final answer
x = 70,955,783.66
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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.