Finding the Fourth Proportional to 12,292,574.98, 16,963,308.83 and 6,785,831.63
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Solution
The fourth proportional to 12,292,574.98, 16,963,308.83 and 6,785,831.63 is: 9,364,202.19
Step by Step Solution
- Step 1: Write the proportion equation
12,292,574.98 : 16,963,308.83 = 6,785,831.63 : x - Step 2: Convert to fraction form
12,292,574.98/16,963,308.83 = 6,785,831.63/x - Step 3: Cross multiply
12,292,574.98x = 16,963,308.83 × 6,785,831.63 - Step 4: Simplify right side
12,292,574.98x = 115,110,157,565,664.02 - Step 5: Solve for x
x = 115,110,157,565,664.02/12,292,574.98 - Step 6: Final answer
x = 9,364,202.19
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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.