Finding the Fourth Proportional to 10,497,998.63, 15,746,998.14 and 2,519,822.63
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Solution
The fourth proportional to 10,497,998.63, 15,746,998.14 and 2,519,822.63 is: 3,779,733.99
Step by Step Solution
- Step 1: Write the proportion equation
10,497,998.63 : 15,746,998.14 = 2,519,822.63 : x - Step 2: Convert to fraction form
10,497,998.63/15,746,998.14 = 2,519,822.63/x - Step 3: Cross multiply
10,497,998.63x = 15,746,998.14 × 2,519,822.63 - Step 4: Simplify right side
10,497,998.63x = 39,679,642,189,004.92 - Step 5: Solve for x
x = 39,679,642,189,004.92/10,497,998.63 - Step 6: Final answer
x = 3,779,733.99
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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.