Finding the Fourth Proportional to 10,331,880.51, 15,497,193.36 and 3,853,707.06
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Solution
The fourth proportional to 10,331,880.51, 15,497,193.36 and 3,853,707.06 is: 5,780,326.57
Step by Step Solution
- Step 1: Write the proportion equation
10,331,880.51 : 15,497,193.36 = 3,853,707.06 : x - Step 2: Convert to fraction form
10,331,880.51/15,497,193.36 = 3,853,707.06/x - Step 3: Cross multiply
10,331,880.51x = 15,497,193.36 × 3,853,707.06 - Step 4: Simplify right side
10,331,880.51x = 59,721,643,461,617.12 - Step 5: Solve for x
x = 59,721,643,461,617.12/10,331,880.51 - Step 6: Final answer
x = 5,780,326.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.