Finding the Fourth Proportional to 6,518,964.70, 9,774,559.05 and 3,996,430.30
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Solution
The fourth proportional to 6,518,964.70, 9,774,559.05 and 3,996,430.30 is: 5,992,261.92
Step by Step Solution
- Step 1: Write the proportion equation
6,518,964.70 : 9,774,559.05 = 3,996,430.30 : x - Step 2: Convert to fraction form
6,518,964.70/9,774,559.05 = 3,996,430.30/x - Step 3: Cross multiply
6,518,964.70x = 9,774,559.05 × 3,996,430.30 - Step 4: Simplify right side
6,518,964.70x = 39,063,343,956,559.22 - Step 5: Solve for x
x = 39,063,343,956,559.22/6,518,964.70 - Step 6: Final answer
x = 5,992,261.92
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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.