Finding the Fourth Proportional to 11,893,812.13, 16,412,634.74 and 6,595,780.35
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Solution
The fourth proportional to 11,893,812.13, 16,412,634.74 and 6,595,780.35 is: 9,101,718.82
Step by Step Solution
- Step 1: Write the proportion equation
11,893,812.13 : 16,412,634.74 = 6,595,780.35 : x - Step 2: Convert to fraction form
11,893,812.13/16,412,634.74 = 6,595,780.35/x - Step 3: Cross multiply
11,893,812.13x = 16,412,634.74 × 6,595,780.35 - Step 4: Simplify right side
11,893,812.13x = 108,254,133,709,819.36 - Step 5: Solve for x
x = 108,254,133,709,819.36/11,893,812.13 - Step 6: Final answer
x = 9,101,718.82
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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.