Finding the Fourth Proportional to 40,503,062.76, 55,894,226.60 and 22,168,348.26
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Solution
The fourth proportional to 40,503,062.76, 55,894,226.60 and 22,168,348.26 is: 30,592,320.59
Step by Step Solution
- Step 1: Write the proportion equation
40,503,062.76 : 55,894,226.60 = 22,168,348.26 : x - Step 2: Convert to fraction form
40,503,062.76/55,894,226.60 = 22,168,348.26/x - Step 3: Cross multiply
40,503,062.76x = 55,894,226.60 × 22,168,348.26 - Step 4: Simplify right side
40,503,062.76x = 1,239,082,680,992,155.75 - Step 5: Solve for x
x = 1,239,082,680,992,155.75/40,503,062.76 - Step 6: Final answer
x = 30,592,320.59
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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.