Finding the Fourth Proportional to 10,903,053.60, 15,046,313.48 and 6,008,451.31
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Solution
The fourth proportional to 10,903,053.60, 15,046,313.48 and 6,008,451.31 is: 8,291,717.65
Step by Step Solution
- Step 1: Write the proportion equation
10,903,053.60 : 15,046,313.48 = 6,008,451.31 : x - Step 2: Convert to fraction form
10,903,053.60/15,046,313.48 = 6,008,451.31/x - Step 3: Cross multiply
10,903,053.60x = 15,046,313.48 × 6,008,451.31 - Step 4: Simplify right side
10,903,053.60x = 90,405,041,939,576.66 - Step 5: Solve for x
x = 90,405,041,939,576.66/10,903,053.60 - Step 6: Final answer
x = 8,291,717.65
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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.