Finding the Fourth Proportional to 31,216,302.37, 46,803,171.14 and 15,833,930.75
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Solution
The fourth proportional to 31,216,302.37, 46,803,171.14 and 15,833,930.75 is: 23,740,100.99
Step by Step Solution
- Step 1: Write the proportion equation
31,216,302.37 : 46,803,171.14 = 15,833,930.75 : x - Step 2: Convert to fraction form
31,216,302.37/46,803,171.14 = 15,833,930.75/x - Step 3: Cross multiply
31,216,302.37x = 46,803,171.14 × 15,833,930.75 - Step 4: Simplify right side
31,216,302.37x = 741,078,170,711,158.62 - Step 5: Solve for x
x = 741,078,170,711,158.62/31,216,302.37 - Step 6: Final answer
x = 23,740,100.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.