Finding the Fourth Proportional to 17,347,804.40, 26,003,044.20 and 6,560,937.20
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Solution
The fourth proportional to 17,347,804.40, 26,003,044.20 and 6,560,937.20 is: 9,834,347.68
Step by Step Solution
- Step 1: Write the proportion equation
17,347,804.40 : 26,003,044.20 = 6,560,937.20 : x - Step 2: Convert to fraction form
17,347,804.40/26,003,044.20 = 6,560,937.20/x - Step 3: Cross multiply
17,347,804.40x = 26,003,044.20 × 6,560,937.20 - Step 4: Simplify right side
17,347,804.40x = 170,604,340,005,024.25 - Step 5: Solve for x
x = 170,604,340,005,024.25/17,347,804.40 - Step 6: Final answer
x = 9,834,347.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.