Finding the Fourth Proportional to 7,843,730.49, 11,766,273.53 and 2,163,954.81
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Solution
The fourth proportional to 7,843,730.49, 11,766,273.53 and 2,163,954.81 is: 3,246,119.21
Step by Step Solution
- Step 1: Write the proportion equation
7,843,730.49 : 11,766,273.53 = 2,163,954.81 : x - Step 2: Convert to fraction form
7,843,730.49/11,766,273.53 = 2,163,954.81/x - Step 3: Cross multiply
7,843,730.49x = 11,766,273.53 × 2,163,954.81 - Step 4: Simplify right side
7,843,730.49x = 25,461,684,201,019.18 - Step 5: Solve for x
x = 25,461,684,201,019.18/7,843,730.49 - Step 6: Final answer
x = 3,246,119.21
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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.