Finding the Fourth Proportional to 11,908,366.56, 17,857,741.68 and 4,617,987.84
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Solution
The fourth proportional to 11,908,366.56, 17,857,741.68 and 4,617,987.84 is: 6,925,117.19
Step by Step Solution
- Step 1: Write the proportion equation
11,908,366.56 : 17,857,741.68 = 4,617,987.84 : x - Step 2: Convert to fraction form
11,908,366.56/17,857,741.68 = 4,617,987.84/x - Step 3: Cross multiply
11,908,366.56x = 17,857,741.68 × 4,617,987.84 - Step 4: Simplify right side
11,908,366.56x = 82,466,833,928,101.17 - Step 5: Solve for x
x = 82,466,833,928,101.17/11,908,366.56 - Step 6: Final answer
x = 6,925,117.19
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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.