Finding the Fourth Proportional to 62,403,764.80, 93,493,672.80 and 53,445,812.80
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Solution
The fourth proportional to 62,403,764.80, 93,493,672.80 and 53,445,812.80 is: 80,072,818.53
Step by Step Solution
- Step 1: Write the proportion equation
62,403,764.80 : 93,493,672.80 = 53,445,812.80 : x - Step 2: Convert to fraction form
62,403,764.80/93,493,672.80 = 53,445,812.80/x - Step 3: Cross multiply
62,403,764.80x = 93,493,672.80 × 53,445,812.80 - Step 4: Simplify right side
62,403,764.80x = 4,996,845,334,453,251 - Step 5: Solve for x
x = 4,996,845,334,453,251/62,403,764.80 - Step 6: Final answer
x = 80,072,818.53
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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.