Finding the Fourth Proportional to 9,811,264.29, 13,539,544.72 and 5,461,378.19
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Solution
The fourth proportional to 9,811,264.29, 13,539,544.72 and 5,461,378.19 is: 7,536,701.90
Step by Step Solution
- Step 1: Write the proportion equation
9,811,264.29 : 13,539,544.72 = 5,461,378.19 : x - Step 2: Convert to fraction form
9,811,264.29/13,539,544.72 = 5,461,378.19/x - Step 3: Cross multiply
9,811,264.29x = 13,539,544.72 × 5,461,378.19 - Step 4: Simplify right side
9,811,264.29x = 73,944,574,236,480.03 - Step 5: Solve for x
x = 73,944,574,236,480.03/9,811,264.29 - Step 6: Final answer
x = 7,536,701.90
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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.