Finding the Fourth Proportional to 19,952,708.96, 27,534,746.52 and 10,785,351.68
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Solution
The fourth proportional to 19,952,708.96, 27,534,746.52 and 10,785,351.68 is: 14,883,789.73
Step by Step Solution
- Step 1: Write the proportion equation
19,952,708.96 : 27,534,746.52 = 10,785,351.68 : x - Step 2: Convert to fraction form
19,952,708.96/27,534,746.52 = 10,785,351.68/x - Step 3: Cross multiply
19,952,708.96x = 27,534,746.52 × 10,785,351.68 - Step 4: Simplify right side
19,952,708.96x = 296,971,924,637,856.12 - Step 5: Solve for x
x = 296,971,924,637,856.12/19,952,708.96 - Step 6: Final answer
x = 14,883,789.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.