Finding the Fourth Proportional to 93,312,181.80, 139,968,272.70 and 32,727,907.80
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Solution
The fourth proportional to 93,312,181.80, 139,968,272.70 and 32,727,907.80 is: 49,091,861.70
Step by Step Solution
- Step 1: Write the proportion equation
93,312,181.80 : 139,968,272.70 = 32,727,907.80 : x - Step 2: Convert to fraction form
93,312,181.80/139,968,272.70 = 32,727,907.80/x - Step 3: Cross multiply
93,312,181.80x = 139,968,272.70 × 32,727,907.80 - Step 4: Simplify right side
93,312,181.80x = 4,580,868,723,850,857 - Step 5: Solve for x
x = 4,580,868,723,850,857/93,312,181.80 - Step 6: Final answer
x = 49,091,861.70
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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.