Finding the Fourth Proportional to 49,368,145.37, 68,064,734.63 and 38,336,178.65
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Solution
The fourth proportional to 49,368,145.37, 68,064,734.63 and 38,336,178.65 is: 52,854,767.12
Step by Step Solution
- Step 1: Write the proportion equation
49,368,145.37 : 68,064,734.63 = 38,336,178.65 : x - Step 2: Convert to fraction form
49,368,145.37/68,064,734.63 = 38,336,178.65/x - Step 3: Cross multiply
49,368,145.37x = 68,064,734.63 × 38,336,178.65 - Step 4: Simplify right side
49,368,145.37x = 2,609,341,826,296,038.50 - Step 5: Solve for x
x = 2,609,341,826,296,038.50/49,368,145.37 - Step 6: Final answer
x = 52,854,767.12
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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.