Finding the Fourth Proportional to 11,210,558.58, 15,470,500.38 and 6,317,352.48
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Solution
The fourth proportional to 11,210,558.58, 15,470,500.38 and 6,317,352.48 is: 8,717,906.72
Step by Step Solution
- Step 1: Write the proportion equation
11,210,558.58 : 15,470,500.38 = 6,317,352.48 : x - Step 2: Convert to fraction form
11,210,558.58/15,470,500.38 = 6,317,352.48/x - Step 3: Cross multiply
11,210,558.58x = 15,470,500.38 × 6,317,352.48 - Step 4: Simplify right side
11,210,558.58x = 97,732,603,968,777.94 - Step 5: Solve for x
x = 97,732,603,968,777.94/11,210,558.58 - Step 6: Final answer
x = 8,717,906.72
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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.