Finding the Fourth Proportional to 10,570,772.55, 14,589,711.94 and 6,893,304.63
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Solution
The fourth proportional to 10,570,772.55, 14,589,711.94 and 6,893,304.63 is: 9,514,094.49
Step by Step Solution
- Step 1: Write the proportion equation
10,570,772.55 : 14,589,711.94 = 6,893,304.63 : x - Step 2: Convert to fraction form
10,570,772.55/14,589,711.94 = 6,893,304.63/x - Step 3: Cross multiply
10,570,772.55x = 14,589,711.94 × 6,893,304.63 - Step 4: Simplify right side
10,570,772.55x = 100,571,328,866,368.28 - Step 5: Solve for x
x = 100,571,328,866,368.28/10,570,772.55 - Step 6: Final answer
x = 9,514,094.49
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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.