Finding the Fourth Proportional to 11,834,564.05, 16,331,539.62 and 6,607,652.50
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Solution
The fourth proportional to 11,834,564.05, 16,331,539.62 and 6,607,652.50 is: 9,118,471.80
Step by Step Solution
- Step 1: Write the proportion equation
11,834,564.05 : 16,331,539.62 = 6,607,652.50 : x - Step 2: Convert to fraction form
11,834,564.05/16,331,539.62 = 6,607,652.50/x - Step 3: Cross multiply
11,834,564.05x = 16,331,539.62 × 6,607,652.50 - Step 4: Simplify right side
11,834,564.05x = 107,913,138,598,942.05 - Step 5: Solve for x
x = 107,913,138,598,942.05/11,834,564.05 - Step 6: Final answer
x = 9,118,471.80
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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.