Finding the Fourth Proportional to 38,237,496.78, 57,366,787.05 and 15,224,592.12
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Solution
The fourth proportional to 38,237,496.78, 57,366,787.05 and 15,224,592.12 is: 22,841,085.52
Step by Step Solution
- Step 1: Write the proportion equation
38,237,496.78 : 57,366,787.05 = 15,224,592.12 : x - Step 2: Convert to fraction form
38,237,496.78/57,366,787.05 = 15,224,592.12/x - Step 3: Cross multiply
38,237,496.78x = 57,366,787.05 × 15,224,592.12 - Step 4: Simplify right side
38,237,496.78x = 873,385,934,071,148 - Step 5: Solve for x
x = 873,385,934,071,148/38,237,496.78 - Step 6: Final answer
x = 22,841,085.52
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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.