Finding the Fourth Proportional to 11,354,210.66, 15,666,471.68 and 6,524,381.54
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Solution
The fourth proportional to 11,354,210.66, 15,666,471.68 and 6,524,381.54 is: 9,002,302.47
Step by Step Solution
- Step 1: Write the proportion equation
11,354,210.66 : 15,666,471.68 = 6,524,381.54 : x - Step 2: Convert to fraction form
11,354,210.66/15,666,471.68 = 6,524,381.54/x - Step 3: Cross multiply
11,354,210.66x = 15,666,471.68 × 6,524,381.54 - Step 4: Simplify right side
11,354,210.66x = 102,214,038,625,924.78 - Step 5: Solve for x
x = 102,214,038,625,924.78/11,354,210.66 - Step 6: Final answer
x = 9,002,302.47
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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.