Finding the Fourth Proportional to 60,149,642.04, 90,243,893.85 and 27,822,750.31
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Solution
The fourth proportional to 60,149,642.04, 90,243,893.85 and 27,822,750.31 is: 41,743,113.35
Step by Step Solution
- Step 1: Write the proportion equation
60,149,642.04 : 90,243,893.85 = 27,822,750.31 : x - Step 2: Convert to fraction form
60,149,642.04/90,243,893.85 = 27,822,750.31/x - Step 3: Cross multiply
60,149,642.04x = 90,243,893.85 × 27,822,750.31 - Step 4: Simplify right side
60,149,642.04x = 2,510,833,325,599,164 - Step 5: Solve for x
x = 2,510,833,325,599,164/60,149,642.04 - Step 6: Final answer
x = 41,743,113.35
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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.