Finding the Fourth Proportional to 93,575,959.20, 140,373,318.60 and 32,157,028.80
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Solution
The fourth proportional to 93,575,959.20, 140,373,318.60 and 32,157,028.80 is: 48,238,766.53
Step by Step Solution
- Step 1: Write the proportion equation
93,575,959.20 : 140,373,318.60 = 32,157,028.80 : x - Step 2: Convert to fraction form
93,575,959.20/140,373,318.60 = 32,157,028.80/x - Step 3: Cross multiply
93,575,959.20x = 140,373,318.60 × 32,157,028.80 - Step 4: Simplify right side
93,575,959.20x = 4,513,988,848,971,776 - Step 5: Solve for x
x = 4,513,988,848,971,776/93,575,959.20 - Step 6: Final answer
x = 48,238,766.53
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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.