Finding the Fourth Proportional to 18,000,340.57, 24,840,535.85 and 9,740,402.93
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Solution
The fourth proportional to 18,000,340.57, 24,840,535.85 and 9,740,402.93 is: 13,441,791.69
Step by Step Solution
- Step 1: Write the proportion equation
18,000,340.57 : 24,840,535.85 = 9,740,402.93 : x - Step 2: Convert to fraction form
18,000,340.57/24,840,535.85 = 9,740,402.93/x - Step 3: Cross multiply
18,000,340.57x = 24,840,535.85 × 9,740,402.93 - Step 4: Simplify right side
18,000,340.57x = 241,956,828,292,289.19 - Step 5: Solve for x
x = 241,956,828,292,289.19/18,000,340.57 - Step 6: Final answer
x = 13,441,791.69
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1.5x scale
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.