Finding the Fourth Proportional to 14,317,594.71, 19,758,283.92 and 7,879,066.71
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Solution
The fourth proportional to 14,317,594.71, 19,758,283.92 and 7,879,066.71 is: 10,873,113.83
Step by Step Solution
- Step 1: Write the proportion equation
14,317,594.71 : 19,758,283.92 = 7,879,066.71 : x - Step 2: Convert to fraction form
14,317,594.71/19,758,283.92 = 7,879,066.71/x - Step 3: Cross multiply
14,317,594.71x = 19,758,283.92 × 7,879,066.71 - Step 4: Simplify right side
14,317,594.71x = 155,676,837,080,800.31 - Step 5: Solve for x
x = 155,676,837,080,800.31/14,317,594.71 - Step 6: Final answer
x = 10,873,113.83
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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.