Finding the Fourth Proportional to 15,545,904.26, 21,453,228 and 8,576,875.49
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Solution
The fourth proportional to 15,545,904.26, 21,453,228 and 8,576,875.49 is: 11,836,022.03
Step by Step Solution
- Step 1: Write the proportion equation
15,545,904.26 : 21,453,228 = 8,576,875.49 : x - Step 2: Convert to fraction form
15,545,904.26/21,453,228 = 8,576,875.49/x - Step 3: Cross multiply
15,545,904.26x = 21,453,228 × 8,576,875.49 - Step 4: Simplify right side
15,545,904.26x = 184,001,665,307,315.56 - Step 5: Solve for x
x = 184,001,665,307,315.56/15,545,904.26 - Step 6: Final answer
x = 11,836,022.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.