Finding the Fourth Proportional to 14,929,177.60, 20,591,652.62 and 9,965,116.14
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Solution
The fourth proportional to 14,929,177.60, 20,591,652.62 and 9,965,116.14 is: 13,744,776.53
Step by Step Solution
- Step 1: Write the proportion equation
14,929,177.60 : 20,591,652.62 = 9,965,116.14 : x - Step 2: Convert to fraction form
14,929,177.60/20,591,652.62 = 9,965,116.14/x - Step 3: Cross multiply
14,929,177.60x = 20,591,652.62 × 9,965,116.14 - Step 4: Simplify right side
14,929,177.60x = 205,198,209,872,835.31 - Step 5: Solve for x
x = 205,198,209,872,835.31/14,929,177.60 - Step 6: Final answer
x = 13,744,776.53
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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.