Finding the Fourth Proportional to 9,671,631.63, 14,506,922.52 and 2,939,520.75
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Solution
The fourth proportional to 9,671,631.63, 14,506,922.52 and 2,939,520.75 is: 4,409,121.58
Step by Step Solution
- Step 1: Write the proportion equation
9,671,631.63 : 14,506,922.52 = 2,939,520.75 : x - Step 2: Convert to fraction form
9,671,631.63/14,506,922.52 = 2,939,520.75/x - Step 3: Cross multiply
9,671,631.63x = 14,506,922.52 × 2,939,520.75 - Step 4: Simplify right side
9,671,631.63x = 42,643,399,766,182.29 - Step 5: Solve for x
x = 42,643,399,766,182.29/9,671,631.63 - Step 6: Final answer
x = 4,409,121.58
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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.