Finding the Fourth Proportional to 32,258,429.70, 48,331,657.35 and 20,893,028.10
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Solution
The fourth proportional to 32,258,429.70, 48,331,657.35 and 20,893,028.10 is: 31,303,280.55
Step by Step Solution
- Step 1: Write the proportion equation
32,258,429.70 : 48,331,657.35 = 20,893,028.10 : x - Step 2: Convert to fraction form
32,258,429.70/48,331,657.35 = 20,893,028.10/x - Step 3: Cross multiply
32,258,429.70x = 48,331,657.35 × 20,893,028.10 - Step 4: Simplify right side
32,258,429.70x = 1,009,794,675,133,121.62 - Step 5: Solve for x
x = 1,009,794,675,133,121.62/32,258,429.70 - Step 6: Final answer
x = 31,303,280.55
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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.