Finding the Fourth Proportional to 14,513,844.84, 21,784,219.34 and 7,330,423.38
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Solution
The fourth proportional to 14,513,844.84, 21,784,219.34 and 7,330,423.38 is: 11,002,429.23
Step by Step Solution
- Step 1: Write the proportion equation
14,513,844.84 : 21,784,219.34 = 7,330,423.38 : x - Step 2: Convert to fraction form
14,513,844.84/21,784,219.34 = 7,330,423.38/x - Step 3: Cross multiply
14,513,844.84x = 21,784,219.34 × 7,330,423.38 - Step 4: Simplify right side
14,513,844.84x = 159,687,550,728,332.06 - Step 5: Solve for x
x = 159,687,550,728,332.06/14,513,844.84 - Step 6: Final answer
x = 11,002,429.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.