Finding the Fourth Proportional to 11,230,346.76, 15,497,878.54 and 6,073,708.28
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Solution
The fourth proportional to 11,230,346.76, 15,497,878.54 and 6,073,708.28 is: 8,381,717.43
Step by Step Solution
- Step 1: Write the proportion equation
11,230,346.76 : 15,497,878.54 = 6,073,708.28 : x - Step 2: Convert to fraction form
11,230,346.76/15,497,878.54 = 6,073,708.28/x - Step 3: Cross multiply
11,230,346.76x = 15,497,878.54 × 6,073,708.28 - Step 4: Simplify right side
11,230,346.76x = 94,129,593,210,832.31 - Step 5: Solve for x
x = 94,129,593,210,832.31/11,230,346.76 - Step 6: Final answer
x = 8,381,717.43
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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.