Finding the Fourth Proportional to 10,667,343.81, 14,716,243.34 and 6,254,817.18
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Solution
The fourth proportional to 10,667,343.81, 14,716,243.34 and 6,254,817.18 is: 8,628,897.06
Step by Step Solution
- Step 1: Write the proportion equation
10,667,343.81 : 14,716,243.34 = 6,254,817.18 : x - Step 2: Convert to fraction form
10,667,343.81/14,716,243.34 = 6,254,817.18/x - Step 3: Cross multiply
10,667,343.81x = 14,716,243.34 × 6,254,817.18 - Step 4: Simplify right side
10,667,343.81x = 92,047,411,668,092.58 - Step 5: Solve for x
x = 92,047,411,668,092.58/10,667,343.81 - Step 6: Final answer
x = 8,628,897.06
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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.