Finding the Fourth Proportional to 35,430,828.57, 53,146,243.55 and 8,504,484.57
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Solution
The fourth proportional to 35,430,828.57, 53,146,243.55 and 8,504,484.57 is: 12,756,727.02
Step by Step Solution
- Step 1: Write the proportion equation
35,430,828.57 : 53,146,243.55 = 8,504,484.57 : x - Step 2: Convert to fraction form
35,430,828.57/53,146,243.55 = 8,504,484.57/x - Step 3: Cross multiply
35,430,828.57x = 53,146,243.55 × 8,504,484.57 - Step 4: Simplify right side
35,430,828.57x = 451,981,408,224,437 - Step 5: Solve for x
x = 451,981,408,224,437/35,430,828.57 - Step 6: Final answer
x = 12,756,727.02
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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.