Finding the Fourth Proportional to 11,875,345.16, 16,386,595.26 and 6,648,648.44
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Solution
The fourth proportional to 11,875,345.16, 16,386,595.26 and 6,648,648.44 is: 9,174,361.63
Step by Step Solution
- Step 1: Write the proportion equation
11,875,345.16 : 16,386,595.26 = 6,648,648.44 : x - Step 2: Convert to fraction form
11,875,345.16/16,386,595.26 = 6,648,648.44/x - Step 3: Cross multiply
11,875,345.16x = 16,386,595.26 × 6,648,648.44 - Step 4: Simplify right side
11,875,345.16x = 108,948,711,012,310.41 - Step 5: Solve for x
x = 108,948,711,012,310.41/11,875,345.16 - Step 6: Final answer
x = 9,174,361.63
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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.