Finding the Fourth Proportional to 12,667,649.01, 17,480,887.29 and 6,866,306.21
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Solution
The fourth proportional to 12,667,649.01, 17,480,887.29 and 6,866,306.21 is: 9,475,248.70
Step by Step Solution
- Step 1: Write the proportion equation
12,667,649.01 : 17,480,887.29 = 6,866,306.21 : x - Step 2: Convert to fraction form
12,667,649.01/17,480,887.29 = 6,866,306.21/x - Step 3: Cross multiply
12,667,649.01x = 17,480,887.29 × 6,866,306.21 - Step 4: Simplify right side
12,667,649.01x = 120,029,124,868,232.62 - Step 5: Solve for x
x = 120,029,124,868,232.62/12,667,649.01 - Step 6: Final answer
x = 9,475,248.70
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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.