Finding the Fourth Proportional to 14,631,133.19, 20,190,956.72 and 8,750,767.23
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Solution
The fourth proportional to 14,631,133.19, 20,190,956.72 and 8,750,767.23 is: 12,076,054.54
Step by Step Solution
- Step 1: Write the proportion equation
14,631,133.19 : 20,190,956.72 = 8,750,767.23 : x - Step 2: Convert to fraction form
14,631,133.19/20,190,956.72 = 8,750,767.23/x - Step 3: Cross multiply
14,631,133.19x = 20,190,956.72 × 8,750,767.23 - Step 4: Simplify right side
14,631,133.19x = 176,686,362,363,970.47 - Step 5: Solve for x
x = 176,686,362,363,970.47/14,631,133.19 - Step 6: Final answer
x = 12,076,054.54
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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.