Finding the Fourth Proportional to 10,232,391.84, 14,120,745.86 and 5,648,750.88
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Solution
The fourth proportional to 10,232,391.84, 14,120,745.86 and 5,648,750.88 is: 7,795,301.12
Step by Step Solution
- Step 1: Write the proportion equation
10,232,391.84 : 14,120,745.86 = 5,648,750.88 : x - Step 2: Convert to fraction form
10,232,391.84/14,120,745.86 = 5,648,750.88/x - Step 3: Cross multiply
10,232,391.84x = 14,120,745.86 × 5,648,750.88 - Step 4: Simplify right side
10,232,391.84x = 79,764,575,602,931.36 - Step 5: Solve for x
x = 79,764,575,602,931.36/10,232,391.84 - Step 6: Final answer
x = 7,795,301.12
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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.