Finding the Fourth Proportional to 17,520,195.24, 26,280,357.54 and 5,389,574.68
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Solution
The fourth proportional to 17,520,195.24, 26,280,357.54 and 5,389,574.68 is: 8,084,381.92
Step by Step Solution
- Step 1: Write the proportion equation
17,520,195.24 : 26,280,357.54 = 5,389,574.68 : x - Step 2: Convert to fraction form
17,520,195.24/26,280,357.54 = 5,389,574.68/x - Step 3: Cross multiply
17,520,195.24x = 26,280,357.54 × 5,389,574.68 - Step 4: Simplify right side
17,520,195.24x = 141,639,949,578,931.06 - Step 5: Solve for x
x = 141,639,949,578,931.06/17,520,195.24 - Step 6: Final answer
x = 8,084,381.92
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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.