Finding the Third Proportional to 31,490,867 and 47,072,356
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Solution
The third proportional to 31,490,867 and 47,072,356 is: 70,363,470.76
Step by Step Solution
- Step 1: Write the proportion equation
31,490,867 : 47,072,356 = 47,072,356 : x - Step 2: Convert to fraction form
31,490,867/47,072,356 = 47,072,356/x - Step 3: Cross multiply
31,490,867x = 47,072,356 × 47,072,356 - Step 4: Simplify right side
31,490,867x = 2,215,806,699,390,736 - Step 5: Solve for x
x = 2,215,806,699,390,736/31,490,867 - Step 6: Final answer
x = 70,363,470.76
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.