Finding the Fourth Proportional to 40,635,175.08, 56,076,257.12 and 22,049,842.58
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Solution
The fourth proportional to 40,635,175.08, 56,076,257.12 and 22,049,842.58 is: 30,428,628.39
Step by Step Solution
- Step 1: Write the proportion equation
40,635,175.08 : 56,076,257.12 = 22,049,842.58 : x - Step 2: Convert to fraction form
40,635,175.08/56,076,257.12 = 22,049,842.58/x - Step 3: Cross multiply
40,635,175.08x = 56,076,257.12 × 22,049,842.58 - Step 4: Simplify right side
40,635,175.08x = 1,236,472,641,971,604 - Step 5: Solve for x
x = 1,236,472,641,971,604/40,635,175.08 - Step 6: Final answer
x = 30,428,628.39
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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.