Finding the Fourth Proportional to 19,723,305.84, 29,584,958.88 and 5,346,373.58
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Solution
The fourth proportional to 19,723,305.84, 29,584,958.88 and 5,346,373.58 is: 8,019,560.40
Step by Step Solution
- Step 1: Write the proportion equation
19,723,305.84 : 29,584,958.88 = 5,346,373.58 : x - Step 2: Convert to fraction form
19,723,305.84/29,584,958.88 = 5,346,373.58/x - Step 3: Cross multiply
19,723,305.84x = 29,584,958.88 × 5,346,373.58 - Step 4: Simplify right side
19,723,305.84x = 158,172,242,504,486.09 - Step 5: Solve for x
x = 158,172,242,504,486.09/19,723,305.84 - Step 6: Final answer
x = 8,019,560.40
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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.