Finding the Fourth Proportional to 14,229,502.74, 19,636,709.58 and 7,703,127.36
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Solution
The fourth proportional to 14,229,502.74, 19,636,709.58 and 7,703,127.36 is: 10,630,313.48
Step by Step Solution
- Step 1: Write the proportion equation
14,229,502.74 : 19,636,709.58 = 7,703,127.36 : x - Step 2: Convert to fraction form
14,229,502.74/19,636,709.58 = 7,703,127.36/x - Step 3: Cross multiply
14,229,502.74x = 19,636,709.58 × 7,703,127.36 - Step 4: Simplify right side
14,229,502.74x = 151,264,074,826,072.09 - Step 5: Solve for x
x = 151,264,074,826,072.09/14,229,502.74 - Step 6: Final answer
x = 10,630,313.48
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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.