Finding the Fourth Proportional to 16,298,862.83, 22,487,525.64 and 9,770,110.14
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Solution
The fourth proportional to 16,298,862.83, 22,487,525.64 and 9,770,110.14 is: 13,479,811.73
Step by Step Solution
- Step 1: Write the proportion equation
16,298,862.83 : 22,487,525.64 = 9,770,110.14 : x - Step 2: Convert to fraction form
16,298,862.83/22,487,525.64 = 9,770,110.14/x - Step 3: Cross multiply
16,298,862.83x = 22,487,525.64 × 9,770,110.14 - Step 4: Simplify right side
16,298,862.83x = 219,705,602,278,874 - Step 5: Solve for x
x = 219,705,602,278,874/16,298,862.83 - Step 6: Final answer
x = 13,479,811.73
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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.