Finding the Fourth Proportional to 40,695,745.08, 56,160,115.02 and 22,362,211.56
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Solution
The fourth proportional to 40,695,745.08, 56,160,115.02 and 22,362,211.56 is: 30,859,844.70
Step by Step Solution
- Step 1: Write the proportion equation
40,695,745.08 : 56,160,115.02 = 22,362,211.56 : x - Step 2: Convert to fraction form
40,695,745.08/56,160,115.02 = 22,362,211.56/x - Step 3: Cross multiply
40,695,745.08x = 56,160,115.02 × 22,362,211.56 - Step 4: Simplify right side
40,695,745.08x = 1,255,864,373,311,173.75 - Step 5: Solve for x
x = 1,255,864,373,311,173.75/40,695,745.08 - Step 6: Final answer
x = 30,859,844.70
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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.