Finding the Fourth Proportional to 37,289,147.82, 51,461,610.30 and 22,605,432.99
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Solution
The fourth proportional to 37,289,147.82, 51,461,610.30 and 22,605,432.99 is: 31,197,065.40
Step by Step Solution
- Step 1: Write the proportion equation
37,289,147.82 : 51,461,610.30 = 22,605,432.99 : x - Step 2: Convert to fraction form
37,289,147.82/51,461,610.30 = 22,605,432.99/x - Step 3: Cross multiply
37,289,147.82x = 51,461,610.30 × 22,605,432.99 - Step 4: Simplify right side
37,289,147.82x = 1,163,311,983,194,143.75 - Step 5: Solve for x
x = 1,163,311,983,194,143.75/37,289,147.82 - Step 6: Final answer
x = 31,197,065.40
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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.