Finding the Fourth Proportional to 40,989,997.53, 61,495,775.58 and 14,731,485.42
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Solution
The fourth proportional to 40,989,997.53, 61,495,775.58 and 14,731,485.42 is: 22,101,102.12
Step by Step Solution
- Step 1: Write the proportion equation
40,989,997.53 : 61,495,775.58 = 14,731,485.42 : x - Step 2: Convert to fraction form
40,989,997.53/61,495,775.58 = 14,731,485.42/x - Step 3: Cross multiply
40,989,997.53x = 61,495,775.58 × 14,731,485.42 - Step 4: Simplify right side
40,989,997.53x = 905,924,121,348,362 - Step 5: Solve for x
x = 905,924,121,348,362/40,989,997.53 - Step 6: Final answer
x = 22,101,102.12
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1.5x scale
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.