Finding the Fourth Proportional to 63,909,704.90, 95,864,557.35 and 53,706,037.70
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Solution
The fourth proportional to 63,909,704.90, 95,864,557.35 and 53,706,037.70 is: 80,559,056.55
Step by Step Solution
- Step 1: Write the proportion equation
63,909,704.90 : 95,864,557.35 = 53,706,037.70 : x - Step 2: Convert to fraction form
63,909,704.90/95,864,557.35 = 53,706,037.70/x - Step 3: Cross multiply
63,909,704.90x = 95,864,557.35 × 53,706,037.70 - Step 4: Simplify right side
63,909,704.90x = 5,148,505,531,132,912 - Step 5: Solve for x
x = 5,148,505,531,132,912/63,909,704.90 - Step 6: Final answer
x = 80,559,056.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.