Finding the Fourth Proportional to 16,640,972.64, 24,962,712.84 and 4,968,420.12
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Solution
The fourth proportional to 16,640,972.64, 24,962,712.84 and 4,968,420.12 is: 7,453,004.55
Step by Step Solution
- Step 1: Write the proportion equation
16,640,972.64 : 24,962,712.84 = 4,968,420.12 : x - Step 2: Convert to fraction form
16,640,972.64/24,962,712.84 = 4,968,420.12/x - Step 3: Cross multiply
16,640,972.64x = 24,962,712.84 × 4,968,420.12 - Step 4: Simplify right side
16,640,972.64x = 124,025,244,724,038.34 - Step 5: Solve for x
x = 124,025,244,724,038.34/16,640,972.64 - Step 6: Final answer
x = 7,453,004.55
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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.