Finding the Fourth Proportional to 9,203,805.68, 12,701,290.20 and 5,073,746.09
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Solution
The fourth proportional to 9,203,805.68, 12,701,290.20 and 5,073,746.09 is: 7,001,790.75
Step by Step Solution
- Step 1: Write the proportion equation
9,203,805.68 : 12,701,290.20 = 5,073,746.09 : x - Step 2: Convert to fraction form
9,203,805.68/12,701,290.20 = 5,073,746.09/x - Step 3: Cross multiply
9,203,805.68x = 12,701,290.20 × 5,073,746.09 - Step 4: Simplify right side
9,203,805.68x = 64,443,121,490,205.31 - Step 5: Solve for x
x = 64,443,121,490,205.31/9,203,805.68 - Step 6: Final answer
x = 7,001,790.75
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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.