Finding the Fourth Proportional to 74,362,745.52, 102,621,656.63 and 40,875,326.19
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Solution
The fourth proportional to 74,362,745.52, 102,621,656.63 and 40,875,326.19 is: 56,408,537.09
Step by Step Solution
- Step 1: Write the proportion equation
74,362,745.52 : 102,621,656.63 = 40,875,326.19 : x - Step 2: Convert to fraction form
74,362,745.52/102,621,656.63 = 40,875,326.19/x - Step 3: Cross multiply
74,362,745.52x = 102,621,656.63 × 40,875,326.19 - Step 4: Simplify right side
74,362,745.52x = 4,194,693,689,011,614 - Step 5: Solve for x
x = 4,194,693,689,011,614/74,362,745.52 - Step 6: Final answer
x = 56,408,537.09
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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.