Finding the Fourth Proportional to 10,326,941.68, 14,251,445.43 and 5,680,846.07
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Solution
The fourth proportional to 10,326,941.68, 14,251,445.43 and 5,680,846.07 is: 7,839,713.85
Step by Step Solution
- Step 1: Write the proportion equation
10,326,941.68 : 14,251,445.43 = 5,680,846.07 : x - Step 2: Convert to fraction form
10,326,941.68/14,251,445.43 = 5,680,846.07/x - Step 3: Cross multiply
10,326,941.68x = 14,251,445.43 × 5,680,846.07 - Step 4: Simplify right side
10,326,941.68x = 80,960,267,762,834.97 - Step 5: Solve for x
x = 80,960,267,762,834.97/10,326,941.68 - Step 6: Final answer
x = 7,839,713.85
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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.