Finding the Fourth Proportional to 19,767,756.04, 29,670,761.26 and 9,539,815.87
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Solution
The fourth proportional to 19,767,756.04, 29,670,761.26 and 9,539,815.87 is: 14,318,954.49
Step by Step Solution
- Step 1: Write the proportion equation
19,767,756.04 : 29,670,761.26 = 9,539,815.87 : x - Step 2: Convert to fraction form
19,767,756.04/29,670,761.26 = 9,539,815.87/x - Step 3: Cross multiply
19,767,756.04x = 29,670,761.26 × 9,539,815.87 - Step 4: Simplify right side
19,767,756.04x = 283,053,599,138,478.62 - Step 5: Solve for x
x = 283,053,599,138,478.62/19,767,756.04 - Step 6: Final answer
x = 14,318,954.49
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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.