Finding the Fourth Proportional to 19,598,847.48, 29,379,113.10 and 8,818,862.04
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Solution
The fourth proportional to 19,598,847.48, 29,379,113.10 and 8,818,862.04 is: 13,219,672.51
Step by Step Solution
- Step 1: Write the proportion equation
19,598,847.48 : 29,379,113.10 = 8,818,862.04 : x - Step 2: Convert to fraction form
19,598,847.48/29,379,113.10 = 8,818,862.04/x - Step 3: Cross multiply
19,598,847.48x = 29,379,113.10 × 8,818,862.04 - Step 4: Simplify right side
19,598,847.48x = 259,090,345,286,456.72 - Step 5: Solve for x
x = 259,090,345,286,456.72/19,598,847.48 - Step 6: Final answer
x = 13,219,672.51
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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.