Finding the Fourth Proportional to 7,572,230.48, 10,449,598.84 and 4,134,460.88
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Solution
The fourth proportional to 7,572,230.48, 10,449,598.84 and 4,134,460.88 is: 5,705,512.76
Step by Step Solution
- Step 1: Write the proportion equation
7,572,230.48 : 10,449,598.84 = 4,134,460.88 : x - Step 2: Convert to fraction form
7,572,230.48/10,449,598.84 = 4,134,460.88/x - Step 3: Cross multiply
7,572,230.48x = 10,449,598.84 × 4,134,460.88 - Step 4: Simplify right side
7,572,230.48x = 43,203,457,615,673.38 - Step 5: Solve for x
x = 43,203,457,615,673.38/7,572,230.48 - Step 6: Final answer
x = 5,705,512.76
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1.5x scale
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.