Finding the Fourth Proportional to 8,249,351.58, 11,385,473.40 and 4,811,592.51
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Solution
The fourth proportional to 8,249,351.58, 11,385,473.40 and 4,811,592.51 is: 6,640,795.70
Step by Step Solution
- Step 1: Write the proportion equation
8,249,351.58 : 11,385,473.40 = 4,811,592.51 : x - Step 2: Convert to fraction form
8,249,351.58/11,385,473.40 = 4,811,592.51/x - Step 3: Cross multiply
8,249,351.58x = 11,385,473.40 × 4,811,592.51 - Step 4: Simplify right side
8,249,351.58x = 54,782,258,534,244.23 - Step 5: Solve for x
x = 54,782,258,534,244.23/8,249,351.58 - Step 6: Final answer
x = 6,640,795.70
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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.