Finding the Fourth Proportional to 9,682,830.24, 14,517,519.12 and 4,288,541.28
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Solution
The fourth proportional to 9,682,830.24, 14,517,519.12 and 4,288,541.28 is: 6,429,832.86
Step by Step Solution
- Step 1: Write the proportion equation
9,682,830.24 : 14,517,519.12 = 4,288,541.28 : x - Step 2: Convert to fraction form
9,682,830.24/14,517,519.12 = 4,288,541.28/x - Step 3: Cross multiply
9,682,830.24x = 14,517,519.12 × 4,288,541.28 - Step 4: Simplify right side
9,682,830.24x = 62,258,980,029,309.27 - Step 5: Solve for x
x = 62,258,980,029,309.27/9,682,830.24 - Step 6: Final answer
x = 6,429,832.86
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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.