Finding the Fourth Proportional to 47,219,333.09, 65,160,959.33 and 26,310,285.42
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Solution
The fourth proportional to 47,219,333.09, 65,160,959.33 and 26,310,285.42 is: 36,307,235.32
Step by Step Solution
- Step 1: Write the proportion equation
47,219,333.09 : 65,160,959.33 = 26,310,285.42 : x - Step 2: Convert to fraction form
47,219,333.09/65,160,959.33 = 26,310,285.42/x - Step 3: Cross multiply
47,219,333.09x = 65,160,959.33 × 26,310,285.42 - Step 4: Simplify right side
47,219,333.09x = 1,714,403,438,081,760.75 - Step 5: Solve for x
x = 1,714,403,438,081,760.75/47,219,333.09 - Step 6: Final answer
x = 36,307,235.32
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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.