Finding the Fourth Proportional to 35,824,178.30, 49,437,379.35 and 20,354,283.26
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Solution
The fourth proportional to 35,824,178.30, 49,437,379.35 and 20,354,283.26 is: 28,088,918.45
Step by Step Solution
- Step 1: Write the proportion equation
35,824,178.30 : 49,437,379.35 = 20,354,283.26 : x - Step 2: Convert to fraction form
35,824,178.30/49,437,379.35 = 20,354,283.26/x - Step 3: Cross multiply
35,824,178.30x = 49,437,379.35 × 20,354,283.26 - Step 4: Simplify right side
35,824,178.30x = 1,006,262,422,921,974.75 - Step 5: Solve for x
x = 1,006,262,422,921,974.75/35,824,178.30 - Step 6: Final answer
x = 28,088,918.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.