Finding the Fourth Proportional to 47,213,316.40, 65,157,696.48 and 26,306,704.48
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Solution
The fourth proportional to 47,213,316.40, 65,157,696.48 and 26,306,704.48 is: 36,305,101.96
Step by Step Solution
- Step 1: Write the proportion equation
47,213,316.40 : 65,157,696.48 = 26,306,704.48 : x - Step 2: Convert to fraction form
47,213,316.40/65,157,696.48 = 26,306,704.48/x - Step 3: Cross multiply
47,213,316.40x = 65,157,696.48 × 26,306,704.48 - Step 4: Simplify right side
47,213,316.40x = 1,714,084,265,896,896.25 - Step 5: Solve for x
x = 1,714,084,265,896,896.25/47,213,316.40 - Step 6: Final answer
x = 36,305,101.96
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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.