Finding the Fourth Proportional to 76,723,354.24, 115,071,167.18 and 22,122,515.41
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Solution
The fourth proportional to 76,723,354.24, 115,071,167.18 and 22,122,515.41 is: 33,179,775.50
Step by Step Solution
- Step 1: Write the proportion equation
76,723,354.24 : 115,071,167.18 = 22,122,515.41 : x - Step 2: Convert to fraction form
76,723,354.24/115,071,167.18 = 22,122,515.41/x - Step 3: Cross multiply
76,723,354.24x = 115,071,167.18 × 22,122,515.41 - Step 4: Simplify right side
76,723,354.24x = 2,545,663,668,953,864.50 - Step 5: Solve for x
x = 2,545,663,668,953,864.50/76,723,354.24 - Step 6: Final answer
x = 33,179,775.50
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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.