Finding the Fourth Proportional to 8,934,145.68, 13,367,400.29 and 5,292,829.91
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Solution
The fourth proportional to 8,934,145.68, 13,367,400.29 and 5,292,829.91 is: 7,919,210.02
Step by Step Solution
- Step 1: Write the proportion equation
8,934,145.68 : 13,367,400.29 = 5,292,829.91 : x - Step 2: Convert to fraction form
8,934,145.68/13,367,400.29 = 5,292,829.91/x - Step 3: Cross multiply
8,934,145.68x = 13,367,400.29 × 5,292,829.91 - Step 4: Simplify right side
8,934,145.68x = 70,751,375,980,553.53 - Step 5: Solve for x
x = 70,751,375,980,553.53/8,934,145.68 - Step 6: Final answer
x = 7,919,210.02
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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.