Finding the Fourth Proportional to 49,214,261.80, 73,799,274.30 and 18,912,053.80
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Solution
The fourth proportional to 49,214,261.80, 73,799,274.30 and 18,912,053.80 is: 28,359,581.04
Step by Step Solution
- Step 1: Write the proportion equation
49,214,261.80 : 73,799,274.30 = 18,912,053.80 : x - Step 2: Convert to fraction form
49,214,261.80/73,799,274.30 = 18,912,053.80/x - Step 3: Cross multiply
49,214,261.80x = 73,799,274.30 × 18,912,053.80 - Step 4: Simplify right side
49,214,261.80x = 1,395,695,845,962,557.25 - Step 5: Solve for x
x = 1,395,695,845,962,557.25/49,214,261.80 - Step 6: Final answer
x = 28,359,581.04
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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.