Finding the Fourth Proportional to 10,255,159.67, 14,150,548.28 and 5,903,405.09
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Solution
The fourth proportional to 10,255,159.67, 14,150,548.28 and 5,903,405.09 is: 8,145,794.06
Step by Step Solution
- Step 1: Write the proportion equation
10,255,159.67 : 14,150,548.28 = 5,903,405.09 : x - Step 2: Convert to fraction form
10,255,159.67/14,150,548.28 = 5,903,405.09/x - Step 3: Cross multiply
10,255,159.67x = 14,150,548.28 × 5,903,405.09 - Step 4: Simplify right side
10,255,159.67x = 83,536,418,712,925.72 - Step 5: Solve for x
x = 83,536,418,712,925.72/10,255,159.67 - Step 6: Final answer
x = 8,145,794.06
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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.