Finding the Fourth Proportional to 64,210,080.24, 88,609,644.63 and 38,126,070.18
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Solution
The fourth proportional to 64,210,080.24, 88,609,644.63 and 38,126,070.18 is: 52,613,818.85
Step by Step Solution
- Step 1: Write the proportion equation
64,210,080.24 : 88,609,644.63 = 38,126,070.18 : x - Step 2: Convert to fraction form
64,210,080.24/88,609,644.63 = 38,126,070.18/x - Step 3: Cross multiply
64,210,080.24x = 88,609,644.63 × 38,126,070.18 - Step 4: Simplify right side
64,210,080.24x = 3,378,337,529,788,240 - Step 5: Solve for x
x = 3,378,337,529,788,240/64,210,080.24 - Step 6: Final answer
x = 52,613,818.85
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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.