Finding the Fourth Proportional to 56,657,879.20, 84,944,828.40 and 24,283,280.80
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Solution
The fourth proportional to 56,657,879.20, 84,944,828.40 and 24,283,280.80 is: 36,406,924.33
Step by Step Solution
- Step 1: Write the proportion equation
56,657,879.20 : 84,944,828.40 = 24,283,280.80 : x - Step 2: Convert to fraction form
56,657,879.20/84,944,828.40 = 24,283,280.80/x - Step 3: Cross multiply
56,657,879.20x = 84,944,828.40 × 24,283,280.80 - Step 4: Simplify right side
56,657,879.20x = 2,062,739,120,545,015 - Step 5: Solve for x
x = 2,062,739,120,545,015/56,657,879.20 - Step 6: Final answer
x = 36,406,924.33
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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.