Finding the Fourth Proportional to 13,235,467.67, 19,836,037.19 and 5,943,543.11
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Solution
The fourth proportional to 13,235,467.67, 19,836,037.19 and 5,943,543.11 is: 8,907,606.82
Step by Step Solution
- Step 1: Write the proportion equation
13,235,467.67 : 19,836,037.19 = 5,943,543.11 : x - Step 2: Convert to fraction form
13,235,467.67/19,836,037.19 = 5,943,543.11/x - Step 3: Cross multiply
13,235,467.67x = 19,836,037.19 × 5,943,543.11 - Step 4: Simplify right side
13,235,467.67x = 117,896,342,041,430.36 - Step 5: Solve for x
x = 117,896,342,041,430.36/13,235,467.67 - Step 6: Final answer
x = 8,907,606.82
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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.