Finding the Fourth Proportional to 11,278,301.04, 15,564,068.04 and 6,121,661.22
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Solution
The fourth proportional to 11,278,301.04, 15,564,068.04 and 6,121,661.22 is: 8,447,899.33
Step by Step Solution
- Step 1: Write the proportion equation
11,278,301.04 : 15,564,068.04 = 6,121,661.22 : x - Step 2: Convert to fraction form
11,278,301.04/15,564,068.04 = 6,121,661.22/x - Step 3: Cross multiply
11,278,301.04x = 15,564,068.04 × 6,121,661.22 - Step 4: Simplify right side
11,278,301.04x = 95,277,951,745,909.41 - Step 5: Solve for x
x = 95,277,951,745,909.41/11,278,301.04 - Step 6: Final answer
x = 8,447,899.33
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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.