Finding the Fourth Proportional to 17,739,182.70, 26,608,774.05 and 6,378,155.10
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Solution
The fourth proportional to 17,739,182.70, 26,608,774.05 and 6,378,155.10 is: 9,567,232.65
Step by Step Solution
- Step 1: Write the proportion equation
17,739,182.70 : 26,608,774.05 = 6,378,155.10 : x - Step 2: Convert to fraction form
17,739,182.70/26,608,774.05 = 6,378,155.10/x - Step 3: Cross multiply
17,739,182.70x = 26,608,774.05 × 6,378,155.10 - Step 4: Simplify right side
17,739,182.70x = 169,714,887,911,755.16 - Step 5: Solve for x
x = 169,714,887,911,755.16/17,739,182.70 - Step 6: Final answer
x = 9,567,232.65
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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.