Finding the Fourth Proportional to 10,117,698.66, 15,176,744.82 and 3,724,660.26
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Solution
The fourth proportional to 10,117,698.66, 15,176,744.82 and 3,724,660.26 is: 5,587,062.85
Step by Step Solution
- Step 1: Write the proportion equation
10,117,698.66 : 15,176,744.82 = 3,724,660.26 : x - Step 2: Convert to fraction form
10,117,698.66/15,176,744.82 = 3,724,660.26/x - Step 3: Cross multiply
10,117,698.66x = 15,176,744.82 × 3,724,660.26 - Step 4: Simplify right side
10,117,698.66x = 56,528,218,307,214.85 - Step 5: Solve for x
x = 56,528,218,307,214.85/10,117,698.66 - Step 6: Final answer
x = 5,587,062.85
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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.