Finding the Fourth Proportional to 7,341,092.40, 11,011,638.60 and 2,292,913.20
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Solution
The fourth proportional to 7,341,092.40, 11,011,638.60 and 2,292,913.20 is: 3,439,369.80
Step by Step Solution
- Step 1: Write the proportion equation
7,341,092.40 : 11,011,638.60 = 2,292,913.20 : x - Step 2: Convert to fraction form
7,341,092.40/11,011,638.60 = 2,292,913.20/x - Step 3: Cross multiply
7,341,092.40x = 11,011,638.60 × 2,292,913.20 - Step 4: Simplify right side
7,341,092.40x = 25,248,731,499,569.52 - Step 5: Solve for x
x = 25,248,731,499,569.52/7,341,092.40 - Step 6: Final answer
x = 3,439,369.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.