Finding the Fourth Proportional to 8,060,219.80, 12,090,329.70 and 2,076,587.80
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Solution
The fourth proportional to 8,060,219.80, 12,090,329.70 and 2,076,587.80 is: 3,114,881.70
Step by Step Solution
- Step 1: Write the proportion equation
8,060,219.80 : 12,090,329.70 = 2,076,587.80 : x - Step 2: Convert to fraction form
8,060,219.80/12,090,329.70 = 2,076,587.80/x - Step 3: Cross multiply
8,060,219.80x = 12,090,329.70 × 2,076,587.80 - Step 4: Simplify right side
8,060,219.80x = 25,106,631,152,997.66 - Step 5: Solve for x
x = 25,106,631,152,997.66/8,060,219.80 - Step 6: Final answer
x = 3,114,881.70
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1.5x scale
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.