Finding the Fourth Proportional to 11,265,954.81, 15,547,021.77 and 6,109,314.99
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Solution
The fourth proportional to 11,265,954.81, 15,547,021.77 and 6,109,314.99 is: 8,430,856.93
Step by Step Solution
- Step 1: Write the proportion equation
11,265,954.81 : 15,547,021.77 = 6,109,314.99 : x - Step 2: Convert to fraction form
11,265,954.81/15,547,021.77 = 6,109,314.99/x - Step 3: Cross multiply
11,265,954.81x = 15,547,021.77 × 6,109,314.99 - Step 4: Simplify right side
11,265,954.81x = 94,981,653,149,317.33 - Step 5: Solve for x
x = 94,981,653,149,317.33/11,265,954.81 - Step 6: Final answer
x = 8,430,856.93
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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.