Finding the Third Proportional to 7,657,129 and 11,862,154
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Solution
The third proportional to 7,657,129 and 11,862,154 is: 18,376,430.32
Step by Step Solution
- Step 1: Write the proportion equation
7,657,129 : 11,862,154 = 11,862,154 : x - Step 2: Convert to fraction form
7,657,129/11,862,154 = 11,862,154/x - Step 3: Cross multiply
7,657,129x = 11,862,154 × 11,862,154 - Step 4: Simplify right side
7,657,129x = 140,710,697,519,716 - Step 5: Solve for x
x = 140,710,697,519,716/7,657,129 - Step 6: Final answer
x = 18,376,430.32
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.