Finding the Fourth Proportional to 10,346,831.69, 14,277,944.63 and 6,214,407.36
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Solution
The fourth proportional to 10,346,831.69, 14,277,944.63 and 6,214,407.36 is: 8,575,471.88
Step by Step Solution
- Step 1: Write the proportion equation
10,346,831.69 : 14,277,944.63 = 6,214,407.36 : x - Step 2: Convert to fraction form
10,346,831.69/14,277,944.63 = 6,214,407.36/x - Step 3: Cross multiply
10,346,831.69x = 14,277,944.63 × 6,214,407.36 - Step 4: Simplify right side
10,346,831.69x = 88,728,964,163,272.44 - Step 5: Solve for x
x = 88,728,964,163,272.44/10,346,831.69 - Step 6: Final answer
x = 8,575,471.88
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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.