Finding the Fourth Proportional to 14,292,493.65, 19,723,294.80 and 8,012,604.87
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Solution
The fourth proportional to 14,292,493.65, 19,723,294.80 and 8,012,604.87 is: 11,057,200.50
Step by Step Solution
- Step 1: Write the proportion equation
14,292,493.65 : 19,723,294.80 = 8,012,604.87 : x - Step 2: Convert to fraction form
14,292,493.65/19,723,294.80 = 8,012,604.87/x - Step 3: Cross multiply
14,292,493.65x = 19,723,294.80 × 8,012,604.87 - Step 4: Simplify right side
14,292,493.65x = 158,034,967,966,925.69 - Step 5: Solve for x
x = 158,034,967,966,925.69/14,292,493.65 - Step 6: Final answer
x = 11,057,200.50
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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.