Finding the Fourth Proportional to 10,825,130.36, 14,938,678.62 and 6,474,216
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Solution
The fourth proportional to 10,825,130.36, 14,938,678.62 and 6,474,216 is: 8,934,417.32
Step by Step Solution
- Step 1: Write the proportion equation
10,825,130.36 : 14,938,678.62 = 6,474,216 : x - Step 2: Convert to fraction form
10,825,130.36/14,938,678.62 = 6,474,216/x - Step 3: Cross multiply
10,825,130.36x = 14,938,678.62 × 6,474,216 - Step 4: Simplify right side
10,825,130.36x = 96,716,232,140,461.92 - Step 5: Solve for x
x = 96,716,232,140,461.92/10,825,130.36 - Step 6: Final answer
x = 8,934,417.32
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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.