Finding the Fourth Proportional to 38,746,728, 53,459,844.48 and 26,972,801.28
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Solution
The fourth proportional to 38,746,728, 53,459,844.48 and 26,972,801.28 is: 37,215,058.82
Step by Step Solution
- Step 1: Write the proportion equation
38,746,728 : 53,459,844.48 = 26,972,801.28 : x - Step 2: Convert to fraction form
38,746,728/53,459,844.48 = 26,972,801.28/x - Step 3: Cross multiply
38,746,728x = 53,459,844.48 × 26,972,801.28 - Step 4: Simplify right side
38,746,728x = 1,441,961,761,618,745 - Step 5: Solve for x
x = 1,441,961,761,618,745/38,746,728 - Step 6: Final answer
x = 37,215,058.82
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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.