Finding the Fourth Proportional to 7,009,408.96, 10,515,267.12 and 2,151,593.52
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Solution
The fourth proportional to 7,009,408.96, 10,515,267.12 and 2,151,593.52 is: 3,227,744.41
Step by Step Solution
- Step 1: Write the proportion equation
7,009,408.96 : 10,515,267.12 = 2,151,593.52 : x - Step 2: Convert to fraction form
7,009,408.96/10,515,267.12 = 2,151,593.52/x - Step 3: Cross multiply
7,009,408.96x = 10,515,267.12 × 2,151,593.52 - Step 4: Simplify right side
7,009,408.96x = 22,624,580,596,461.06 - Step 5: Solve for x
x = 22,624,580,596,461.06/7,009,408.96 - Step 6: Final answer
x = 3,227,744.41
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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.