Finding the Fourth Proportional to 11,840,284.71, 16,339,592.70 and 6,407,776.71
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Solution
The fourth proportional to 11,840,284.71, 16,339,592.70 and 6,407,776.71 is: 8,842,731.75
Step by Step Solution
- Step 1: Write the proportion equation
11,840,284.71 : 16,339,592.70 = 6,407,776.71 : x - Step 2: Convert to fraction form
11,840,284.71/16,339,592.70 = 6,407,776.71/x - Step 3: Cross multiply
11,840,284.71x = 16,339,592.70 × 6,407,776.71 - Step 4: Simplify right side
11,840,284.71x = 104,700,461,553,946.02 - Step 5: Solve for x
x = 104,700,461,553,946.02/11,840,284.71 - Step 6: Final answer
x = 8,842,731.75
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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.