Finding the Fourth Proportional to 51,475,573.21, 77,213,297.84 and 13,137,091.42
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Solution
The fourth proportional to 51,475,573.21, 77,213,297.84 and 13,137,091.42 is: 19,705,621.31
Step by Step Solution
- Step 1: Write the proportion equation
51,475,573.21 : 77,213,297.84 = 13,137,091.42 : x - Step 2: Convert to fraction form
51,475,573.21/77,213,297.84 = 13,137,091.42/x - Step 3: Cross multiply
51,475,573.21x = 77,213,297.84 × 13,137,091.42 - Step 4: Simplify right side
51,475,573.21x = 1,014,358,152,343,500.75 - Step 5: Solve for x
x = 1,014,358,152,343,500.75/51,475,573.21 - Step 6: Final answer
x = 19,705,621.31
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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.