Finding the Fourth Proportional to 7,674,312.63, 10,590,585.26 and 4,236,581.91
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Solution
The fourth proportional to 7,674,312.63, 10,590,585.26 and 4,236,581.91 is: 5,846,501.71
Step by Step Solution
- Step 1: Write the proportion equation
7,674,312.63 : 10,590,585.26 = 4,236,581.91 : x - Step 2: Convert to fraction form
7,674,312.63/10,590,585.26 = 4,236,581.91/x - Step 3: Cross multiply
7,674,312.63x = 10,590,585.26 × 4,236,581.91 - Step 4: Simplify right side
7,674,312.63x = 44,867,881,907,645.74 - Step 5: Solve for x
x = 44,867,881,907,645.74/7,674,312.63 - Step 6: Final answer
x = 5,846,501.71
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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.