Finding the Third Proportional to 7,420.99 and 11,476.05
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Solution
The third proportional to 7,420.99 and 11,476.05 is: 17,746.93
Step by Step Solution
- Step 1: Write the proportion equation
7,420.99 : 11,476.05 = 11,476.05 : x - Step 2: Convert to fraction form
7,420.99/11,476.05 = 11,476.05/x - Step 3: Cross multiply
7,420.99x = 11,476.05 × 11,476.05 - Step 4: Simplify right side
7,420.99x = 131,699,831.19 - Step 5: Solve for x
x = 131,699,831.19/7,420.99 - Step 6: Final answer
x = 17,746.93
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.