Finding the Fourth Proportional to 11,964,098.84, 16,509,831.90 and 6,530,541.08
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Solution
The fourth proportional to 11,964,098.84, 16,509,831.90 and 6,530,541.08 is: 9,011,805.81
Step by Step Solution
- Step 1: Write the proportion equation
11,964,098.84 : 16,509,831.90 = 6,530,541.08 : x - Step 2: Convert to fraction form
11,964,098.84/16,509,831.90 = 6,530,541.08/x - Step 3: Cross multiply
11,964,098.84x = 16,509,831.90 × 6,530,541.08 - Step 4: Simplify right side
11,964,098.84x = 107,818,135,446,844.45 - Step 5: Solve for x
x = 107,818,135,446,844.45/11,964,098.84 - Step 6: Final answer
x = 9,011,805.81
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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.