Finding the Fourth Proportional to 32,238,477.20, 44,413,432.70 and 22,432,056.68
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Solution
The fourth proportional to 32,238,477.20, 44,413,432.70 and 22,432,056.68 is: 30,903,588.70
Step by Step Solution
- Step 1: Write the proportion equation
32,238,477.20 : 44,413,432.70 = 22,432,056.68 : x - Step 2: Convert to fraction form
32,238,477.20/44,413,432.70 = 22,432,056.68/x - Step 3: Cross multiply
32,238,477.20x = 44,413,432.70 × 22,432,056.68 - Step 4: Simplify right side
32,238,477.20x = 996,284,639,679,765.50 - Step 5: Solve for x
x = 996,284,639,679,765.50/32,238,477.20 - Step 6: Final answer
x = 30,903,588.70
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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.