Finding the Fourth Proportional to 31,918,348.98, 47,884,248.49 and 10,351,268.98
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Solution
The fourth proportional to 31,918,348.98, 47,884,248.49 and 10,351,268.98 is: 15,529,084.43
Step by Step Solution
- Step 1: Write the proportion equation
31,918,348.98 : 47,884,248.49 = 10,351,268.98 : x - Step 2: Convert to fraction form
31,918,348.98/47,884,248.49 = 10,351,268.98/x - Step 3: Cross multiply
31,918,348.98x = 47,884,248.49 × 10,351,268.98 - Step 4: Simplify right side
31,918,348.98x = 495,662,735,988,751.62 - Step 5: Solve for x
x = 495,662,735,988,751.62/31,918,348.98 - Step 6: Final answer
x = 15,529,084.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.