Finding the Fourth Proportional to 106,904,793.74, 147,528,615.38 and 58,012,221.74
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Solution
The fourth proportional to 106,904,793.74, 147,528,615.38 and 58,012,221.74 is: 80,056,866.01
Step by Step Solution
- Step 1: Write the proportion equation
106,904,793.74 : 147,528,615.38 = 58,012,221.74 : x - Step 2: Convert to fraction form
106,904,793.74/147,528,615.38 = 58,012,221.74/x - Step 3: Cross multiply
106,904,793.74x = 147,528,615.38 × 58,012,221.74 - Step 4: Simplify right side
106,904,793.74x = 8,558,462,748,419,734 - Step 5: Solve for x
x = 8,558,462,748,419,734/106,904,793.74 - Step 6: Final answer
x = 80,056,866.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.