Finding the Fourth Proportional to 27,156,455.69, 40,774,545.25 and 16,964,744.09
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Solution
The fourth proportional to 27,156,455.69, 40,774,545.25 and 16,964,744.09 is: 25,472,017.90
Step by Step Solution
- Step 1: Write the proportion equation
27,156,455.69 : 40,774,545.25 = 16,964,744.09 : x - Step 2: Convert to fraction form
27,156,455.69/40,774,545.25 = 16,964,744.09/x - Step 3: Cross multiply
27,156,455.69x = 40,774,545.25 × 16,964,744.09 - Step 4: Simplify right side
27,156,455.69x = 691,729,725,306,090.62 - Step 5: Solve for x
x = 691,729,725,306,090.62/27,156,455.69 - Step 6: Final answer
x = 25,472,017.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.