Finding the Fourth Proportional to 13,060,879.60, 19,591,514.84 and 4,974,301.84
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Solution
The fourth proportional to 13,060,879.60, 19,591,514.84 and 4,974,301.84 is: 7,461,527.19
Step by Step Solution
- Step 1: Write the proportion equation
13,060,879.60 : 19,591,514.84 = 4,974,301.84 : x - Step 2: Convert to fraction form
13,060,879.60/19,591,514.84 = 4,974,301.84/x - Step 3: Cross multiply
13,060,879.60x = 19,591,514.84 × 4,974,301.84 - Step 4: Simplify right side
13,060,879.60x = 97,454,108,316,999.30 - Step 5: Solve for x
x = 97,454,108,316,999.30/13,060,879.60 - Step 6: Final answer
x = 7,461,527.19
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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.