Finding the Fourth Proportional to 16,363,726.36, 22,576,938.06 and 9,486,836.12
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Solution
The fourth proportional to 16,363,726.36, 22,576,938.06 and 9,486,836.12 is: 13,088,932.60
Step by Step Solution
- Step 1: Write the proportion equation
16,363,726.36 : 22,576,938.06 = 9,486,836.12 : x - Step 2: Convert to fraction form
16,363,726.36/22,576,938.06 = 9,486,836.12/x - Step 3: Cross multiply
16,363,726.36x = 22,576,938.06 × 9,486,836.12 - Step 4: Simplify right side
16,363,726.36x = 214,183,711,466,610.69 - Step 5: Solve for x
x = 214,183,711,466,610.69/16,363,726.36 - Step 6: Final answer
x = 13,088,932.60
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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.