Finding the Fourth Proportional to 32,247,398.12, 48,391,907.16 and 11,775,403.70
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Solution
The fourth proportional to 32,247,398.12, 48,391,907.16 and 11,775,403.70 is: 17,670,704.49
Step by Step Solution
- Step 1: Write the proportion equation
32,247,398.12 : 48,391,907.16 = 11,775,403.70 : x - Step 2: Convert to fraction form
32,247,398.12/48,391,907.16 = 11,775,403.70/x - Step 3: Cross multiply
32,247,398.12x = 48,391,907.16 × 11,775,403.70 - Step 4: Simplify right side
32,247,398.12x = 569,834,242,621,920.38 - Step 5: Solve for x
x = 569,834,242,621,920.38/32,247,398.12 - Step 6: Final answer
x = 17,670,704.49
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1.5x scale
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.