Finding the Fourth Proportional to 39,969,337.35, 59,859,563.81 and 19,513,065.99
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Solution
The fourth proportional to 39,969,337.35, 59,859,563.81 and 19,513,065.99 is: 29,223,492.21
Step by Step Solution
- Step 1: Write the proportion equation
39,969,337.35 : 59,859,563.81 = 19,513,065.99 : x - Step 2: Convert to fraction form
39,969,337.35/59,859,563.81 = 19,513,065.99/x - Step 3: Cross multiply
39,969,337.35x = 59,859,563.81 × 19,513,065.99 - Step 4: Simplify right side
39,969,337.35x = 1,168,043,618,659,580.50 - Step 5: Solve for x
x = 1,168,043,618,659,580.50/39,969,337.35 - Step 6: Final answer
x = 29,223,492.21
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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.