Finding the Fourth Proportional to 7,851,213.96, 10,833,072.33 and 4,587,398.07
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Solution
The fourth proportional to 7,851,213.96, 10,833,072.33 and 4,587,398.07 is: 6,329,672.76
Step by Step Solution
- Step 1: Write the proportion equation
7,851,213.96 : 10,833,072.33 = 4,587,398.07 : x - Step 2: Convert to fraction form
7,851,213.96/10,833,072.33 = 4,587,398.07/x - Step 3: Cross multiply
7,851,213.96x = 10,833,072.33 × 4,587,398.07 - Step 4: Simplify right side
7,851,213.96x = 49,695,615,098,812.41 - Step 5: Solve for x
x = 49,695,615,098,812.41/7,851,213.96 - Step 6: Final answer
x = 6,329,672.76
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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.