Finding the Fourth Proportional to 10,867,336.47, 14,997,099.38 and 6,221,102.81
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Solution
The fourth proportional to 10,867,336.47, 14,997,099.38 and 6,221,102.81 is: 8,585,222.08
Step by Step Solution
- Step 1: Write the proportion equation
10,867,336.47 : 14,997,099.38 = 6,221,102.81 : x - Step 2: Convert to fraction form
10,867,336.47/14,997,099.38 = 6,221,102.81/x - Step 3: Cross multiply
10,867,336.47x = 14,997,099.38 × 6,221,102.81 - Step 4: Simplify right side
10,867,336.47x = 93,298,497,063,661.73 - Step 5: Solve for x
x = 93,298,497,063,661.73/10,867,336.47 - Step 6: Final answer
x = 8,585,222.08
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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.