Finding the Fourth Proportional to 32,980,539.35, 45,513,197.93 and 18,296,205.99
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Solution
The fourth proportional to 32,980,539.35, 45,513,197.93 and 18,296,205.99 is: 25,248,794.01
Step by Step Solution
- Step 1: Write the proportion equation
32,980,539.35 : 45,513,197.93 = 18,296,205.99 : x - Step 2: Convert to fraction form
32,980,539.35/45,513,197.93 = 18,296,205.99/x - Step 3: Cross multiply
32,980,539.35x = 45,513,197.93 × 18,296,205.99 - Step 4: Simplify right side
32,980,539.35x = 832,718,844,465,987.50 - Step 5: Solve for x
x = 832,718,844,465,987.50/32,980,539.35 - Step 6: Final answer
x = 25,248,794.01
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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.