Finding the Fourth Proportional to 9,884,121.99, 13,639,984.16 and 5,533,244.07
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Solution
The fourth proportional to 9,884,121.99, 13,639,984.16 and 5,533,244.07 is: 7,635,818.49
Step by Step Solution
- Step 1: Write the proportion equation
9,884,121.99 : 13,639,984.16 = 5,533,244.07 : x - Step 2: Convert to fraction form
9,884,121.99/13,639,984.16 = 5,533,244.07/x - Step 3: Cross multiply
9,884,121.99x = 13,639,984.16 × 5,533,244.07 - Step 4: Simplify right side
9,884,121.99x = 75,473,361,440,547.72 - Step 5: Solve for x
x = 75,473,361,440,547.72/9,884,121.99 - Step 6: Final answer
x = 7,635,818.49
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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.