Finding the Fourth Proportional to 56,403,901.80, 84,605,852.70 and 16,014,385.80
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Solution
The fourth proportional to 56,403,901.80, 84,605,852.70 and 16,014,385.80 is: 24,021,578.70
Step by Step Solution
- Step 1: Write the proportion equation
56,403,901.80 : 84,605,852.70 = 16,014,385.80 : x - Step 2: Convert to fraction form
56,403,901.80/84,605,852.70 = 16,014,385.80/x - Step 3: Cross multiply
56,403,901.80x = 84,605,852.70 × 16,014,385.80 - Step 4: Simplify right side
56,403,901.80x = 1,354,910,766,075,771.75 - Step 5: Solve for x
x = 1,354,910,766,075,771.75/56,403,901.80 - Step 6: Final answer
x = 24,021,578.70
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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.