Finding the Fourth Proportional to 43,432,642.81, 65,148,911.65 and 11,084,548.78
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Solution
The fourth proportional to 43,432,642.81, 65,148,911.65 and 11,084,548.78 is: 16,626,809.75
Step by Step Solution
- Step 1: Write the proportion equation
43,432,642.81 : 65,148,911.65 = 11,084,548.78 : x - Step 2: Convert to fraction form
43,432,642.81/65,148,911.65 = 11,084,548.78/x - Step 3: Cross multiply
43,432,642.81x = 65,148,911.65 × 11,084,548.78 - Step 4: Simplify right side
43,432,642.81x = 722,146,289,148,335.25 - Step 5: Solve for x
x = 722,146,289,148,335.25/43,432,642.81 - Step 6: Final answer
x = 16,626,809.75
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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.