Finding the Fourth Proportional to 64,971,879.06, 97,392,239.58 and 40,727,831.28
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Solution
The fourth proportional to 64,971,879.06, 97,392,239.58 and 40,727,831.28 is: 61,050,638.50
Step by Step Solution
- Step 1: Write the proportion equation
64,971,879.06 : 97,392,239.58 = 40,727,831.28 : x - Step 2: Convert to fraction form
64,971,879.06/97,392,239.58 = 40,727,831.28/x - Step 3: Cross multiply
64,971,879.06x = 97,392,239.58 × 40,727,831.28 - Step 4: Simplify right side
64,971,879.06x = 3,966,574,701,701,824 - Step 5: Solve for x
x = 3,966,574,701,701,824/64,971,879.06 - Step 6: Final answer
x = 61,050,638.50
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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.