Finding the Fourth Proportional to 8,747,507.98, 13,119,766.44 and 2,356,265.62
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Solution
The fourth proportional to 8,747,507.98, 13,119,766.44 and 2,356,265.62 is: 3,533,995.59
Step by Step Solution
- Step 1: Write the proportion equation
8,747,507.98 : 13,119,766.44 = 2,356,265.62 : x - Step 2: Convert to fraction form
8,747,507.98/13,119,766.44 = 2,356,265.62/x - Step 3: Cross multiply
8,747,507.98x = 13,119,766.44 × 2,356,265.62 - Step 4: Simplify right side
8,747,507.98x = 30,913,654,605,001.79 - Step 5: Solve for x
x = 30,913,654,605,001.79/8,747,507.98 - Step 6: Final answer
x = 3,533,995.59
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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.