Finding the Fourth Proportional to 13,598,508.15, 20,399,256.68 and 4,497,290.51
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Solution
The fourth proportional to 13,598,508.15, 20,399,256.68 and 4,497,290.51 is: 6,746,430.00
Step by Step Solution
- Step 1: Write the proportion equation
13,598,508.15 : 20,399,256.68 = 4,497,290.51 : x - Step 2: Convert to fraction form
13,598,508.15/20,399,256.68 = 4,497,290.51/x - Step 3: Cross multiply
13,598,508.15x = 20,399,256.68 × 4,497,290.51 - Step 4: Simplify right side
13,598,508.15x = 91,741,383,353,535.38 - Step 5: Solve for x
x = 91,741,383,353,535.38/13,598,508.15 - Step 6: Final answer
x = 6,746,430.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.