Finding the Fourth Proportional to 10,710,251.91, 14,779,744.02 and 5,815,368.18
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Solution
The fourth proportional to 10,710,251.91, 14,779,744.02 and 5,815,368.18 is: 8,024,988.94
Step by Step Solution
- Step 1: Write the proportion equation
10,710,251.91 : 14,779,744.02 = 5,815,368.18 : x - Step 2: Convert to fraction form
10,710,251.91/14,779,744.02 = 5,815,368.18/x - Step 3: Cross multiply
10,710,251.91x = 14,779,744.02 × 5,815,368.18 - Step 4: Simplify right side
10,710,251.91x = 85,949,653,082,453.28 - Step 5: Solve for x
x = 85,949,653,082,453.28/10,710,251.91 - Step 6: Final answer
x = 8,024,988.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.