Finding the Fourth Proportional to 7,464,655.70, 11,208,793.35 and 5,669,566.10
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Solution
The fourth proportional to 7,464,655.70, 11,208,793.35 and 5,669,566.10 is: 8,513,318.95
Step by Step Solution
- Step 1: Write the proportion equation
7,464,655.70 : 11,208,793.35 = 5,669,566.10 : x - Step 2: Convert to fraction form
7,464,655.70/11,208,793.35 = 5,669,566.10/x - Step 3: Cross multiply
7,464,655.70x = 11,208,793.35 × 5,669,566.10 - Step 4: Simplify right side
7,464,655.70x = 63,548,994,799,065.43 - Step 5: Solve for x
x = 63,548,994,799,065.43/7,464,655.70 - Step 6: Final answer
x = 8,513,318.95
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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.