Finding the Fourth Proportional to 41,480,212.80, 62,220,319.20 and 19,956,852.30
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Solution
The fourth proportional to 41,480,212.80, 62,220,319.20 and 19,956,852.30 is: 29,935,278.45
Step by Step Solution
- Step 1: Write the proportion equation
41,480,212.80 : 62,220,319.20 = 19,956,852.30 : x - Step 2: Convert to fraction form
41,480,212.80/62,220,319.20 = 19,956,852.30/x - Step 3: Cross multiply
41,480,212.80x = 62,220,319.20 × 19,956,852.30 - Step 4: Simplify right side
41,480,212.80x = 1,241,721,720,333,254.25 - Step 5: Solve for x
x = 1,241,721,720,333,254.25/41,480,212.80 - Step 6: Final answer
x = 29,935,278.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.