Finding the Fourth Proportional to 5,497,567.32, 8,201,712.57 and 5,199,960.36
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Solution
The fourth proportional to 5,497,567.32, 8,201,712.57 and 5,199,960.36 is: 7,757,718.60
Step by Step Solution
- Step 1: Write the proportion equation
5,497,567.32 : 8,201,712.57 = 5,199,960.36 : x - Step 2: Convert to fraction form
5,497,567.32/8,201,712.57 = 5,199,960.36/x - Step 3: Cross multiply
5,497,567.32x = 8,201,712.57 × 5,199,960.36 - Step 4: Simplify right side
5,497,567.32x = 42,648,580,248,113.73 - Step 5: Solve for x
x = 42,648,580,248,113.73/5,497,567.32 - Step 6: Final answer
x = 7,757,718.60
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.