Finding the Fourth Proportional to 8,460,330.85, 11,674,024.68 and 4,837,959.01
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Solution
The fourth proportional to 8,460,330.85, 11,674,024.68 and 4,837,959.01 is: 6,675,678.99
Step by Step Solution
- Step 1: Write the proportion equation
8,460,330.85 : 11,674,024.68 = 4,837,959.01 : x - Step 2: Convert to fraction form
8,460,330.85/11,674,024.68 = 4,837,959.01/x - Step 3: Cross multiply
8,460,330.85x = 11,674,024.68 × 4,837,959.01 - Step 4: Simplify right side
8,460,330.85x = 56,478,452,883,568.36 - Step 5: Solve for x
x = 56,478,452,883,568.36/8,460,330.85 - Step 6: Final answer
x = 6,675,678.99
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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.