Finding the Fourth Proportional to 9,313,869.65, 13,973,129.12 and 3,248,688.71
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Solution
The fourth proportional to 9,313,869.65, 13,973,129.12 and 3,248,688.71 is: 4,873,843.90
Step by Step Solution
- Step 1: Write the proportion equation
9,313,869.65 : 13,973,129.12 = 3,248,688.71 : x - Step 2: Convert to fraction form
9,313,869.65/13,973,129.12 = 3,248,688.71/x - Step 3: Cross multiply
9,313,869.65x = 13,973,129.12 × 3,248,688.71 - Step 4: Simplify right side
9,313,869.65x = 45,394,346,815,516.23 - Step 5: Solve for x
x = 45,394,346,815,516.23/9,313,869.65 - Step 6: Final answer
x = 4,873,843.90
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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.