Finding the Fourth Proportional to 14,292,618.43, 19,723,937.98 and 7,766,248
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Solution
The fourth proportional to 14,292,618.43, 19,723,937.98 and 7,766,248 is: 10,717,489.92
Step by Step Solution
- Step 1: Write the proportion equation
14,292,618.43 : 19,723,937.98 = 7,766,248 : x - Step 2: Convert to fraction form
14,292,618.43/19,723,937.98 = 7,766,248/x - Step 3: Cross multiply
14,292,618.43x = 19,723,937.98 × 7,766,248 - Step 4: Simplify right side
14,292,618.43x = 153,180,993,889,299.03 - Step 5: Solve for x
x = 153,180,993,889,299.03/14,292,618.43 - Step 6: Final answer
x = 10,717,489.92
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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.