Finding the Fourth Proportional to 17,684,656.26, 26,526,982.16 and 4,905,160.92
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Solution
The fourth proportional to 17,684,656.26, 26,526,982.16 and 4,905,160.92 is: 7,357,740.76
Step by Step Solution
- Step 1: Write the proportion equation
17,684,656.26 : 26,526,982.16 = 4,905,160.92 : x - Step 2: Convert to fraction form
17,684,656.26/26,526,982.16 = 4,905,160.92/x - Step 3: Cross multiply
17,684,656.26x = 26,526,982.16 × 4,905,160.92 - Step 4: Simplify right side
17,684,656.26x = 130,119,116,216,769.19 - Step 5: Solve for x
x = 130,119,116,216,769.19/17,684,656.26 - Step 6: Final answer
x = 7,357,740.76
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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.