Finding the Fourth Proportional to 16,547,183.40, 24,821,552.70 and 5,188,002.60
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Solution
The fourth proportional to 16,547,183.40, 24,821,552.70 and 5,188,002.60 is: 7,782,247.70
Step by Step Solution
- Step 1: Write the proportion equation
16,547,183.40 : 24,821,552.70 = 5,188,002.60 : x - Step 2: Convert to fraction form
16,547,183.40/24,821,552.70 = 5,188,002.60/x - Step 3: Cross multiply
16,547,183.40x = 24,821,552.70 × 5,188,002.60 - Step 4: Simplify right side
16,547,183.40x = 128,774,279,943,637 - Step 5: Solve for x
x = 128,774,279,943,637/16,547,183.40 - Step 6: Final answer
x = 7,782,247.70
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1.5x scale
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.