Finding the Fourth Proportional to 24,221,615.67, 33,426,636.80 and 13,208,968.08
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Solution
The fourth proportional to 24,221,615.67, 33,426,636.80 and 13,208,968.08 is: 18,228,816.13
Step by Step Solution
- Step 1: Write the proportion equation
24,221,615.67 : 33,426,636.80 = 13,208,968.08 : x - Step 2: Convert to fraction form
24,221,615.67/33,426,636.80 = 13,208,968.08/x - Step 3: Cross multiply
24,221,615.67x = 33,426,636.80 × 13,208,968.08 - Step 4: Simplify right side
24,221,615.67x = 441,531,378,446,908.50 - Step 5: Solve for x
x = 441,531,378,446,908.50/24,221,615.67 - Step 6: Final answer
x = 18,228,816.13
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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.