Finding the Fourth Proportional to 46,346,874.23, 69,481,212.72 and 38,149,920.98
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Solution
The fourth proportional to 46,346,874.23, 69,481,212.72 and 38,149,920.98 is: 57,192,697.86
Step by Step Solution
- Step 1: Write the proportion equation
46,346,874.23 : 69,481,212.72 = 38,149,920.98 : x - Step 2: Convert to fraction form
46,346,874.23/69,481,212.72 = 38,149,920.98/x - Step 3: Cross multiply
46,346,874.23x = 69,481,212.72 × 38,149,920.98 - Step 4: Simplify right side
46,346,874.23x = 2,650,702,774,767,196 - Step 5: Solve for x
x = 2,650,702,774,767,196/46,346,874.23 - Step 6: Final answer
x = 57,192,697.86
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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.