Finding the Fourth Proportional to 14,546,162.99, 20,092,866.37 and 10,781,856.20
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Solution
The fourth proportional to 14,546,162.99, 20,092,866.37 and 10,781,856.20 is: 14,893,164.32
Step by Step Solution
- Step 1: Write the proportion equation
14,546,162.99 : 20,092,866.37 = 10,781,856.20 : x - Step 2: Convert to fraction form
14,546,162.99/20,092,866.37 = 10,781,856.20/x - Step 3: Cross multiply
14,546,162.99x = 20,092,866.37 × 10,781,856.20 - Step 4: Simplify right side
14,546,162.99x = 216,638,395,692,782.38 - Step 5: Solve for x
x = 216,638,395,692,782.38/14,546,162.99 - Step 6: Final answer
x = 14,893,164.32
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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.