Finding the Fourth Proportional to 16,775,654.74, 25,163,439.80 and 4,645,077.74
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Solution
The fourth proportional to 16,775,654.74, 25,163,439.80 and 4,645,077.74 is: 6,967,604.89
Step by Step Solution
- Step 1: Write the proportion equation
16,775,654.74 : 25,163,439.80 = 4,645,077.74 : x - Step 2: Convert to fraction form
16,775,654.74/25,163,439.80 = 4,645,077.74/x - Step 3: Cross multiply
16,775,654.74x = 25,163,439.80 × 4,645,077.74 - Step 4: Simplify right side
16,775,654.74x = 116,886,134,076,810.06 - Step 5: Solve for x
x = 116,886,134,076,810.06/16,775,654.74 - Step 6: Final answer
x = 6,967,604.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.