Finding the Fourth Proportional to 36,413,848.12, 54,628,645.38 and 19,372,044.28
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Solution
The fourth proportional to 36,413,848.12, 54,628,645.38 and 19,372,044.28 is: 29,062,254.94
Step by Step Solution
- Step 1: Write the proportion equation
36,413,848.12 : 54,628,645.38 = 19,372,044.28 : x - Step 2: Convert to fraction form
36,413,848.12/54,628,645.38 = 19,372,044.28/x - Step 3: Cross multiply
36,413,848.12x = 54,628,645.38 × 19,372,044.28 - Step 4: Simplify right side
36,413,848.12x = 1,058,268,537,257,777.50 - Step 5: Solve for x
x = 1,058,268,537,257,777.50/36,413,848.12 - Step 6: Final answer
x = 29,062,254.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.