Finding the Fourth Proportional to 50,617,403.20, 69,851,153.44 and 27,412,342.08
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Solution
The fourth proportional to 50,617,403.20, 69,851,153.44 and 27,412,342.08 is: 37,828,564.72
Step by Step Solution
- Step 1: Write the proportion equation
50,617,403.20 : 69,851,153.44 = 27,412,342.08 : x - Step 2: Convert to fraction form
50,617,403.20/69,851,153.44 = 27,412,342.08/x - Step 3: Cross multiply
50,617,403.20x = 69,851,153.44 × 27,412,342.08 - Step 4: Simplify right side
50,617,403.20x = 1,914,783,712,779,848.50 - Step 5: Solve for x
x = 1,914,783,712,779,848.50/50,617,403.20 - Step 6: Final answer
x = 37,828,564.72
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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.