Finding the Fourth Proportional to 6,475,798.32, 8,936,614.94 and 3,575,194.80
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Solution
The fourth proportional to 6,475,798.32, 8,936,614.94 and 3,575,194.80 is: 4,933,776.14
Step by Step Solution
- Step 1: Write the proportion equation
6,475,798.32 : 8,936,614.94 = 3,575,194.80 : x - Step 2: Convert to fraction form
6,475,798.32/8,936,614.94 = 3,575,194.80/x - Step 3: Cross multiply
6,475,798.32x = 8,936,614.94 × 3,575,194.80 - Step 4: Simplify right side
6,475,798.32x = 31,950,139,263,090.31 - Step 5: Solve for x
x = 31,950,139,263,090.31/6,475,798.32 - Step 6: Final answer
x = 4,933,776.14
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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.