Finding the Fourth Proportional to 16,282,840.24, 22,470,319.62 and 8,940,673.36
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Solution
The fourth proportional to 16,282,840.24, 22,470,319.62 and 8,940,673.36 is: 12,338,129.29
Step by Step Solution
- Step 1: Write the proportion equation
16,282,840.24 : 22,470,319.62 = 8,940,673.36 : x - Step 2: Convert to fraction form
16,282,840.24/22,470,319.62 = 8,940,673.36/x - Step 3: Cross multiply
16,282,840.24x = 22,470,319.62 × 8,940,673.36 - Step 4: Simplify right side
16,282,840.24x = 200,899,788,017,219.31 - Step 5: Solve for x
x = 200,899,788,017,219.31/16,282,840.24 - Step 6: Final answer
x = 12,338,129.29
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1.5x scale
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.