Finding the Fourth Proportional to 39,618,570.20, 59,441,149.56 and 15,358,288.28
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Solution
The fourth proportional to 39,618,570.20, 59,441,149.56 and 15,358,288.28 is: 23,042,585.99
Step by Step Solution
- Step 1: Write the proportion equation
39,618,570.20 : 59,441,149.56 = 15,358,288.28 : x - Step 2: Convert to fraction form
39,618,570.20/59,441,149.56 = 15,358,288.28/x - Step 3: Cross multiply
39,618,570.20x = 59,441,149.56 × 15,358,288.28 - Step 4: Simplify right side
39,618,570.20x = 912,914,310,637,075.12 - Step 5: Solve for x
x = 912,914,310,637,075.12/39,618,570.20 - Step 6: Final answer
x = 23,042,585.99
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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.