Finding the Fourth Proportional to 19,543,860.02, 29,306,238.30 and 8,026,248.68
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Solution
The fourth proportional to 19,543,860.02, 29,306,238.30 and 8,026,248.68 is: 12,035,450.33
Step by Step Solution
- Step 1: Write the proportion equation
19,543,860.02 : 29,306,238.30 = 8,026,248.68 : x - Step 2: Convert to fraction form
19,543,860.02/29,306,238.30 = 8,026,248.68/x - Step 3: Cross multiply
19,543,860.02x = 29,306,238.30 × 8,026,248.68 - Step 4: Simplify right side
19,543,860.02x = 235,219,156,431,009.22 - Step 5: Solve for x
x = 235,219,156,431,009.22/19,543,860.02 - Step 6: Final answer
x = 12,035,450.33
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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.