Finding the Fourth Proportional to 6,464,533.26, 8,921,113.65 and 3,564,026.94
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Solution
The fourth proportional to 6,464,533.26, 8,921,113.65 and 3,564,026.94 is: 4,918,389.02
Step by Step Solution
- Step 1: Write the proportion equation
6,464,533.26 : 8,921,113.65 = 3,564,026.94 : x - Step 2: Convert to fraction form
6,464,533.26/8,921,113.65 = 3,564,026.94/x - Step 3: Cross multiply
6,464,533.26x = 8,921,113.65 × 3,564,026.94 - Step 4: Simplify right side
6,464,533.26x = 31,795,089,383,401.73 - Step 5: Solve for x
x = 31,795,089,383,401.73/6,464,533.26 - Step 6: Final answer
x = 4,918,389.02
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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.