Finding the Fourth Proportional to 14,815,319.72, 22,334,023.40 and 13,827,725.19
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Solution
The fourth proportional to 14,815,319.72, 22,334,023.40 and 13,827,725.19 is: 20,845,229.39
Step by Step Solution
- Step 1: Write the proportion equation
14,815,319.72 : 22,334,023.40 = 13,827,725.19 : x - Step 2: Convert to fraction form
14,815,319.72/22,334,023.40 = 13,827,725.19/x - Step 3: Cross multiply
14,815,319.72x = 22,334,023.40 × 13,827,725.19 - Step 4: Simplify right side
14,815,319.72x = 308,828,737,893,090.81 - Step 5: Solve for x
x = 308,828,737,893,090.81/14,815,319.72 - Step 6: Final answer
x = 20,845,229.39
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.