Finding the Fourth Proportional to 8,371,589.28, 12,558,700.08 and 3,579,303.84
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Solution
The fourth proportional to 8,371,589.28, 12,558,700.08 and 3,579,303.84 is: 5,369,518.49
Step by Step Solution
- Step 1: Write the proportion equation
8,371,589.28 : 12,558,700.08 = 3,579,303.84 : x - Step 2: Convert to fraction form
8,371,589.28/12,558,700.08 = 3,579,303.84/x - Step 3: Cross multiply
8,371,589.28x = 12,558,700.08 × 3,579,303.84 - Step 4: Simplify right side
8,371,589.28x = 44,951,403,421,752.30 - Step 5: Solve for x
x = 44,951,403,421,752.30/8,371,589.28 - Step 6: Final answer
x = 5,369,518.49
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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.