Finding the Fourth Proportional to 45,622,623.93, 68,438,143.14 and 14,917,360.75
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Solution
The fourth proportional to 45,622,623.93, 68,438,143.14 and 14,917,360.75 is: 22,377,416.78
Step by Step Solution
- Step 1: Write the proportion equation
45,622,623.93 : 68,438,143.14 = 14,917,360.75 : x - Step 2: Convert to fraction form
45,622,623.93/68,438,143.14 = 14,917,360.75/x - Step 3: Cross multiply
45,622,623.93x = 68,438,143.14 × 14,917,360.75 - Step 4: Simplify right side
45,622,623.93x = 1,020,916,470,558,937.38 - Step 5: Solve for x
x = 1,020,916,470,558,937.38/45,622,623.93 - Step 6: Final answer
x = 22,377,416.78
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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.