Finding the Fourth Proportional to 42,660,981.45, 58,873,825.08 and 24,076,770.75
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Solution
The fourth proportional to 42,660,981.45, 58,873,825.08 and 24,076,770.75 is: 33,226,886.52
Step by Step Solution
- Step 1: Write the proportion equation
42,660,981.45 : 58,873,825.08 = 24,076,770.75 : x - Step 2: Convert to fraction form
42,660,981.45/58,873,825.08 = 24,076,770.75/x - Step 3: Cross multiply
42,660,981.45x = 58,873,825.08 × 24,076,770.75 - Step 4: Simplify right side
42,660,981.45x = 1,417,491,589,626,760.25 - Step 5: Solve for x
x = 1,417,491,589,626,760.25/42,660,981.45 - Step 6: Final answer
x = 33,226,886.52
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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.