Finding the Fourth Proportional to 25,797,282.14, 38,683,965.62 and 9,618,889.49
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Solution
The fourth proportional to 25,797,282.14, 38,683,965.62 and 9,618,889.49 is: 14,423,875.67
Step by Step Solution
- Step 1: Write the proportion equation
25,797,282.14 : 38,683,965.62 = 9,618,889.49 : x - Step 2: Convert to fraction form
25,797,282.14/38,683,965.62 = 9,618,889.49/x - Step 3: Cross multiply
25,797,282.14x = 38,683,965.62 × 9,618,889.49 - Step 4: Simplify right side
25,797,282.14x = 372,096,790,092,225.06 - Step 5: Solve for x
x = 372,096,790,092,225.06/25,797,282.14 - Step 6: Final answer
x = 14,423,875.67
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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.