Finding the Fourth Proportional to 31,330,176.12, 46,995,588.72 and 9,470,737.44
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Solution
The fourth proportional to 31,330,176.12, 46,995,588.72 and 9,470,737.44 is: 14,206,204.26
Step by Step Solution
- Step 1: Write the proportion equation
31,330,176.12 : 46,995,588.72 = 9,470,737.44 : x - Step 2: Convert to fraction form
31,330,176.12/46,995,588.72 = 9,470,737.44/x - Step 3: Cross multiply
31,330,176.12x = 46,995,588.72 × 9,470,737.44 - Step 4: Simplify right side
31,330,176.12x = 445,082,881,605,345.62 - Step 5: Solve for x
x = 445,082,881,605,345.62/31,330,176.12 - Step 6: Final answer
x = 14,206,204.26
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1.5x scale
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.