Finding the Fourth Proportional to 11,457,323.68, 15,806,631.72 and 6,559,928.42
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Solution
The fourth proportional to 11,457,323.68, 15,806,631.72 and 6,559,928.42 is: 9,050,139.07
Step by Step Solution
- Step 1: Write the proportion equation
11,457,323.68 : 15,806,631.72 = 6,559,928.42 : x - Step 2: Convert to fraction form
11,457,323.68/15,806,631.72 = 6,559,928.42/x - Step 3: Cross multiply
11,457,323.68x = 15,806,631.72 × 6,559,928.42 - Step 4: Simplify right side
11,457,323.68x = 103,690,372,644,501.48 - Step 5: Solve for x
x = 103,690,372,644,501.48/11,457,323.68 - Step 6: Final answer
x = 9,050,139.07
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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.