Finding the Fourth Proportional to 17,370,781.16, 26,056,358.84 and 5,240,349.74
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Solution
The fourth proportional to 17,370,781.16, 26,056,358.84 and 5,240,349.74 is: 7,860,581.06
Step by Step Solution
- Step 1: Write the proportion equation
17,370,781.16 : 26,056,358.84 = 5,240,349.74 : x - Step 2: Convert to fraction form
17,370,781.16/26,056,358.84 = 5,240,349.74/x - Step 3: Cross multiply
17,370,781.16x = 26,056,358.84 × 5,240,349.74 - Step 4: Simplify right side
17,370,781.16x = 136,544,433,350,782.47 - Step 5: Solve for x
x = 136,544,433,350,782.47/17,370,781.16 - Step 6: Final answer
x = 7,860,581.06
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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.