Finding the Fourth Proportional to 10,373,424.12, 15,549,494.58 and 3,981,955.32
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Solution
The fourth proportional to 10,373,424.12, 15,549,494.58 and 3,981,955.32 is: 5,968,848.08
Step by Step Solution
- Step 1: Write the proportion equation
10,373,424.12 : 15,549,494.58 = 3,981,955.32 : x - Step 2: Convert to fraction form
10,373,424.12/15,549,494.58 = 3,981,955.32/x - Step 3: Cross multiply
10,373,424.12x = 15,549,494.58 × 3,981,955.32 - Step 4: Simplify right side
10,373,424.12x = 61,917,392,666,142.16 - Step 5: Solve for x
x = 61,917,392,666,142.16/10,373,424.12 - Step 6: Final answer
x = 5,968,848.08
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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.