Finding the Fourth Proportional to 53,251,854.80, 73,487,852.52 and 29,731,454.96
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Solution
The fourth proportional to 53,251,854.80, 73,487,852.52 and 29,731,454.96 is: 41,029,571.37
Step by Step Solution
- Step 1: Write the proportion equation
53,251,854.80 : 73,487,852.52 = 29,731,454.96 : x - Step 2: Convert to fraction form
53,251,854.80/73,487,852.52 = 29,731,454.96/x - Step 3: Cross multiply
53,251,854.80x = 73,487,852.52 × 29,731,454.96 - Step 4: Simplify right side
53,251,854.80x = 2,184,900,777,305,502.50 - Step 5: Solve for x
x = 2,184,900,777,305,502.50/53,251,854.80 - Step 6: Final answer
x = 41,029,571.37
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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.