Finding the Fourth Proportional to 56,270,679.12, 84,404,444.03 and 17,934,493.68
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Solution
The fourth proportional to 56,270,679.12, 84,404,444.03 and 17,934,493.68 is: 26,901,238.65
Step by Step Solution
- Step 1: Write the proportion equation
56,270,679.12 : 84,404,444.03 = 17,934,493.68 : x - Step 2: Convert to fraction form
56,270,679.12/84,404,444.03 = 17,934,493.68/x - Step 3: Cross multiply
56,270,679.12x = 84,404,444.03 × 17,934,493.68 - Step 4: Simplify right side
56,270,679.12x = 1,513,750,968,019,948.75 - Step 5: Solve for x
x = 1,513,750,968,019,948.75/56,270,679.12 - Step 6: Final answer
x = 26,901,238.65
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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.