Finding the Third Proportional to 7,856,432 and 16,913,572
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Solution
The third proportional to 7,856,432 and 16,913,572 is: 36,412,065.66
Step by Step Solution
- Step 1: Write the proportion equation
7,856,432 : 16,913,572 = 16,913,572 : x - Step 2: Convert to fraction form
7,856,432/16,913,572 = 16,913,572/x - Step 3: Cross multiply
7,856,432x = 16,913,572 × 16,913,572 - Step 4: Simplify right side
7,856,432x = 286,068,917,799,184 - Step 5: Solve for x
x = 286,068,917,799,184/7,856,432 - Step 6: Final answer
x = 36,412,065.66
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.