Finding the Fourth Proportional to 10,688,351.16, 14,749,529.36 and 5,793,468.14
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Solution
The fourth proportional to 10,688,351.16, 14,749,529.36 and 5,793,468.14 is: 7,994,771.80
Step by Step Solution
- Step 1: Write the proportion equation
10,688,351.16 : 14,749,529.36 = 5,793,468.14 : x - Step 2: Convert to fraction form
10,688,351.16/14,749,529.36 = 5,793,468.14/x - Step 3: Cross multiply
10,688,351.16x = 14,749,529.36 × 5,793,468.14 - Step 4: Simplify right side
10,688,351.16x = 85,450,928,427,154.58 - Step 5: Solve for x
x = 85,450,928,427,154.58/10,688,351.16 - Step 6: Final answer
x = 7,994,771.80
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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.