Finding the Fourth Proportional to 12,295,710.43, 16,968,162.41 and 6,713,995.68
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Solution
The fourth proportional to 12,295,710.43, 16,968,162.41 and 6,713,995.68 is: 9,265,358.82
Step by Step Solution
- Step 1: Write the proportion equation
12,295,710.43 : 16,968,162.41 = 6,713,995.68 : x - Step 2: Convert to fraction form
12,295,710.43/16,968,162.41 = 6,713,995.68/x - Step 3: Cross multiply
12,295,710.43x = 16,968,162.41 × 6,713,995.68 - Step 4: Simplify right side
12,295,710.43x = 113,924,169,118,278.39 - Step 5: Solve for x
x = 113,924,169,118,278.39/12,295,710.43 - Step 6: Final answer
x = 9,265,358.82
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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.