Finding the Fourth Proportional to 39,762,409.43, 54,872,452.76 and 22,358,602.42
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Solution
The fourth proportional to 39,762,409.43, 54,872,452.76 and 22,358,602.42 is: 30,855,055.62
Step by Step Solution
- Step 1: Write the proportion equation
39,762,409.43 : 54,872,452.76 = 22,358,602.42 : x - Step 2: Convert to fraction form
39,762,409.43/54,872,452.76 = 22,358,602.42/x - Step 3: Cross multiply
39,762,409.43x = 54,872,452.76 × 22,358,602.42 - Step 4: Simplify right side
39,762,409.43x = 1,226,871,354,822,097.50 - Step 5: Solve for x
x = 1,226,871,354,822,097.50/39,762,409.43 - Step 6: Final answer
x = 30,855,055.62
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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.