Finding the Fourth Proportional to 11,447,047.26, 17,172,312.66 and 7,125,600.60
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Solution
The fourth proportional to 11,447,047.26, 17,172,312.66 and 7,125,600.60 is: 10,689,485.12
Step by Step Solution
- Step 1: Write the proportion equation
11,447,047.26 : 17,172,312.66 = 7,125,600.60 : x - Step 2: Convert to fraction form
11,447,047.26/17,172,312.66 = 7,125,600.60/x - Step 3: Cross multiply
11,447,047.26x = 17,172,312.66 × 7,125,600.60 - Step 4: Simplify right side
11,447,047.26x = 122,363,041,393,483.59 - Step 5: Solve for x
x = 122,363,041,393,483.59/11,447,047.26 - Step 6: Final answer
x = 10,689,485.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.