Finding the Fourth Proportional to 10,674,491.34, 14,730,804.99 and 5,779,716.90
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Solution
The fourth proportional to 10,674,491.34, 14,730,804.99 and 5,779,716.90 is: 7,976,013.08
Step by Step Solution
- Step 1: Write the proportion equation
10,674,491.34 : 14,730,804.99 = 5,779,716.90 : x - Step 2: Convert to fraction form
10,674,491.34/14,730,804.99 = 5,779,716.90/x - Step 3: Cross multiply
10,674,491.34x = 14,730,804.99 × 5,779,716.90 - Step 4: Simplify right side
10,674,491.34x = 85,139,882,551,307.34 - Step 5: Solve for x
x = 85,139,882,551,307.34/10,674,491.34 - Step 6: Final answer
x = 7,976,013.08
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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.