Finding the Fourth Proportional to 8,775,686.97, 12,110,378.29 and 4,908,205.08
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Solution
The fourth proportional to 8,775,686.97, 12,110,378.29 and 4,908,205.08 is: 6,773,284.01
Step by Step Solution
- Step 1: Write the proportion equation
8,775,686.97 : 12,110,378.29 = 4,908,205.08 : x - Step 2: Convert to fraction form
8,775,686.97/12,110,378.29 = 4,908,205.08/x - Step 3: Cross multiply
8,775,686.97x = 12,110,378.29 × 4,908,205.08 - Step 4: Simplify right side
8,775,686.97x = 59,440,220,243,699.71 - Step 5: Solve for x
x = 59,440,220,243,699.71/8,775,686.97 - Step 6: Final answer
x = 6,773,284.01
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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.