Finding the Fourth Proportional to 39,163,189.08, 58,744,784.06 and 13,604,223.09
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Solution
The fourth proportional to 39,163,189.08, 58,744,784.06 and 13,604,223.09 is: 20,406,334.79
Step by Step Solution
- Step 1: Write the proportion equation
39,163,189.08 : 58,744,784.06 = 13,604,223.09 : x - Step 2: Convert to fraction form
39,163,189.08/58,744,784.06 = 13,604,223.09/x - Step 3: Cross multiply
39,163,189.08x = 58,744,784.06 × 13,604,223.09 - Step 4: Simplify right side
39,163,189.08x = 799,177,147,726,116 - Step 5: Solve for x
x = 799,177,147,726,116/39,163,189.08 - Step 6: Final answer
x = 20,406,334.79
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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.