Finding the Fourth Proportional to 38,351,309.28, 57,527,178.99 and 12,792,248.52
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Solution
The fourth proportional to 38,351,309.28, 57,527,178.99 and 12,792,248.52 is: 19,188,444.52
Step by Step Solution
- Step 1: Write the proportion equation
38,351,309.28 : 57,527,178.99 = 12,792,248.52 : x - Step 2: Convert to fraction form
38,351,309.28/57,527,178.99 = 12,792,248.52/x - Step 3: Cross multiply
38,351,309.28x = 57,527,178.99 × 12,792,248.52 - Step 4: Simplify right side
38,351,309.28x = 735,901,970,294,602.62 - Step 5: Solve for x
x = 735,901,970,294,602.62/38,351,309.28 - Step 6: Final answer
x = 19,188,444.52
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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.