Finding the Fourth Proportional to 11,460,789.99, 15,818,136.03 and 6,569,287.47
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Solution
The fourth proportional to 11,460,789.99, 15,818,136.03 and 6,569,287.47 is: 9,066,904.02
Step by Step Solution
- Step 1: Write the proportion equation
11,460,789.99 : 15,818,136.03 = 6,569,287.47 : x - Step 2: Convert to fraction form
11,460,789.99/15,818,136.03 = 6,569,287.47/x - Step 3: Cross multiply
11,460,789.99x = 15,818,136.03 × 6,569,287.47 - Step 4: Simplify right side
11,460,789.99x = 103,913,882,820,634.53 - Step 5: Solve for x
x = 103,913,882,820,634.53/11,460,789.99 - Step 6: Final answer
x = 9,066,904.02
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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.