Finding the Fourth Proportional to 10,501,270.70, 15,728,286.45 and 6,249,742.70
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Solution
The fourth proportional to 10,501,270.70, 15,728,286.45 and 6,249,742.70 is: 9,360,557.04
Step by Step Solution
- Step 1: Write the proportion equation
10,501,270.70 : 15,728,286.45 = 6,249,742.70 : x - Step 2: Convert to fraction form
10,501,270.70/15,728,286.45 = 6,249,742.70/x - Step 3: Cross multiply
10,501,270.70x = 15,728,286.45 × 6,249,742.70 - Step 4: Simplify right side
10,501,270.70x = 98,297,743,424,396.41 - Step 5: Solve for x
x = 98,297,743,424,396.41/10,501,270.70 - Step 6: Final answer
x = 9,360,557.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.