Finding the Fourth Proportional to 73,869,369.84, 110,815,961.76 and 22,751,364.96
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Solution
The fourth proportional to 73,869,369.84, 110,815,961.76 and 22,751,364.96 is: 34,130,714.73
Step by Step Solution
- Step 1: Write the proportion equation
73,869,369.84 : 110,815,961.76 = 22,751,364.96 : x - Step 2: Convert to fraction form
73,869,369.84/110,815,961.76 = 22,751,364.96/x - Step 3: Cross multiply
73,869,369.84x = 110,815,961.76 × 22,751,364.96 - Step 4: Simplify right side
73,869,369.84x = 2,521,214,389,395,164 - Step 5: Solve for x
x = 2,521,214,389,395,164/73,869,369.84 - Step 6: Final answer
x = 34,130,714.73
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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.