Finding the Fourth Proportional to 37,444,285.20, 56,124,437.40 and 19,241,446.80
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Solution
The fourth proportional to 37,444,285.20, 56,124,437.40 and 19,241,446.80 is: 28,840,592.65
Step by Step Solution
- Step 1: Write the proportion equation
37,444,285.20 : 56,124,437.40 = 19,241,446.80 : x - Step 2: Convert to fraction form
37,444,285.20/56,124,437.40 = 19,241,446.80/x - Step 3: Cross multiply
37,444,285.20x = 56,124,437.40 × 19,241,446.80 - Step 4: Simplify right side
37,444,285.20x = 1,079,915,376,412,030.38 - Step 5: Solve for x
x = 1,079,915,376,412,030.38/37,444,285.20 - Step 6: Final answer
x = 28,840,592.65
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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.