Finding the Fourth Proportional to 47,956,728.12, 66,181,859.34 and 26,226,696.12
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Solution
The fourth proportional to 47,956,728.12, 66,181,859.34 and 26,226,696.12 is: 36,193,701.73
Step by Step Solution
- Step 1: Write the proportion equation
47,956,728.12 : 66,181,859.34 = 26,226,696.12 : x - Step 2: Convert to fraction form
47,956,728.12/66,181,859.34 = 26,226,696.12/x - Step 3: Cross multiply
47,956,728.12x = 66,181,859.34 × 26,226,696.12 - Step 4: Simplify right side
47,956,728.12x = 1,735,731,513,566,764 - Step 5: Solve for x
x = 1,735,731,513,566,764/47,956,728.12 - Step 6: Final answer
x = 36,193,701.73
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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.