Finding the Fourth Proportional to 10,497,934.13, 15,746,901.39 and 2,519,758.13
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Solution
The fourth proportional to 10,497,934.13, 15,746,901.39 and 2,519,758.13 is: 3,779,637.24
Step by Step Solution
- Step 1: Write the proportion equation
10,497,934.13 : 15,746,901.39 = 2,519,758.13 : x - Step 2: Convert to fraction form
10,497,934.13/15,746,901.39 = 2,519,758.13/x - Step 3: Cross multiply
10,497,934.13x = 15,746,901.39 × 2,519,758.13 - Step 4: Simplify right side
10,497,934.13x = 39,678,382,721,026.30 - Step 5: Solve for x
x = 39,678,382,721,026.30/10,497,934.13 - Step 6: Final answer
x = 3,779,637.24
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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.