Finding the Fourth Proportional to 14,640,263.37, 20,203,565.36 and 8,114,314.14
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Solution
The fourth proportional to 14,640,263.37, 20,203,565.36 and 8,114,314.14 is: 11,197,754.57
Step by Step Solution
- Step 1: Write the proportion equation
14,640,263.37 : 20,203,565.36 = 8,114,314.14 : x - Step 2: Convert to fraction form
14,640,263.37/20,203,565.36 = 8,114,314.14/x - Step 3: Cross multiply
14,640,263.37x = 20,203,565.36 × 8,114,314.14 - Step 4: Simplify right side
14,640,263.37x = 163,938,076,038,490.62 - Step 5: Solve for x
x = 163,938,076,038,490.62/14,640,263.37 - Step 6: Final answer
x = 11,197,754.57
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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.