Finding the Fourth Proportional to 26,170,904.64, 39,291,756.96 and 18,063,723.84
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Solution
The fourth proportional to 26,170,904.64, 39,291,756.96 and 18,063,723.84 is: 27,120,019.60
Step by Step Solution
- Step 1: Write the proportion equation
26,170,904.64 : 39,291,756.96 = 18,063,723.84 : x - Step 2: Convert to fraction form
26,170,904.64/39,291,756.96 = 18,063,723.84/x - Step 3: Cross multiply
26,170,904.64x = 39,291,756.96 × 18,063,723.84 - Step 4: Simplify right side
26,170,904.64x = 709,755,446,913,837.88 - Step 5: Solve for x
x = 709,755,446,913,837.88/26,170,904.64 - Step 6: Final answer
x = 27,120,019.60
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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.