Finding the Fourth Proportional to 16,637,041.20, 24,905,795.40 and 15,652,772.40
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Solution
The fourth proportional to 16,637,041.20, 24,905,795.40 and 15,652,772.40 is: 23,432,336.44
Step by Step Solution
- Step 1: Write the proportion equation
16,637,041.20 : 24,905,795.40 = 15,652,772.40 : x - Step 2: Convert to fraction form
16,637,041.20/24,905,795.40 = 15,652,772.40/x - Step 3: Cross multiply
16,637,041.20x = 24,905,795.40 × 15,652,772.40 - Step 4: Simplify right side
16,637,041.20x = 389,844,746,837,166.94 - Step 5: Solve for x
x = 389,844,746,837,166.94/16,637,041.20 - Step 6: Final answer
x = 23,432,336.44
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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.