Finding the Fourth Proportional to 29,854,599.32, 41,212,059.04 and 20,070,718.08
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Solution
The fourth proportional to 29,854,599.32, 41,212,059.04 and 20,070,718.08 is: 27,706,136.99
Step by Step Solution
- Step 1: Write the proportion equation
29,854,599.32 : 41,212,059.04 = 20,070,718.08 : x - Step 2: Convert to fraction form
29,854,599.32/41,212,059.04 = 20,070,718.08/x - Step 3: Cross multiply
29,854,599.32x = 41,212,059.04 × 20,070,718.08 - Step 4: Simplify right side
29,854,599.32x = 827,155,618,488,155.38 - Step 5: Solve for x
x = 827,155,618,488,155.38/29,854,599.32 - Step 6: Final answer
x = 27,706,136.99
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1.5x scale
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.