Finding the Fourth Proportional to 64,301,154.05, 88,743,199.79 and 38,195,775.02
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Solution
The fourth proportional to 64,301,154.05, 88,743,199.79 and 38,195,775.02 is: 52,714,688.31
Step by Step Solution
- Step 1: Write the proportion equation
64,301,154.05 : 88,743,199.79 = 38,195,775.02 : x - Step 2: Convert to fraction form
64,301,154.05/88,743,199.79 = 38,195,775.02/x - Step 3: Cross multiply
64,301,154.05x = 88,743,199.79 × 38,195,775.02 - Step 4: Simplify right side
64,301,154.05x = 3,389,615,293,733,752 - Step 5: Solve for x
x = 3,389,615,293,733,752/64,301,154.05 - Step 6: Final answer
x = 52,714,688.31
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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.